n. [ Gr. &unr_; invisible + &unr_;, &unr_;, foot. ] (Zool.) An animal having feet that are not apparent. [ 1913 Webster ]

‖n. [ NL., fr. Gr. 'a`mpelos vine + 'o`psis appearance. ] (Bot.) A genus formerly including the Virginia creeper. [ Webster 1913 Suppl. ]

n. [ Gr. &unr_; angel + &unr_; to appear. ] The actual appearance of an angel to man. [ 1913 Webster ]

n. [ OF. antelop, F. antilope, from Gr. 'anqo`lops, -lopos, Eustathius, “Hexaëm., ” p. 36, the origin of which is unknown. ] (Zool.) One of a group of ruminant quadrupeds, intermediate between the deer and the goat. The horns are usually annulated, or ringed. There are many species in Africa and Asia. [ 1913 Webster ]

The antelope and wolf both fierce and fell. Spenser. [ 1913 Webster ]

☞ The common or bezoar antelope of India is Antilope bezoartica. The chamois of the Alps, the gazelle, the addax, and the eland are other species. See Gazelle. The pronghorn antelope (Antilocapra Americana) is found in the Rocky Mountains. See Pronghorn. [ 1913 Webster ]

(Zool.) See Oryx. [ 1913 Webster ]

n. [ LL. camelopardus, L. camelopardalus, camelopardalis, fr. Gr. kamhlopa`rdalis; ka`mhlos a camel + pa`rdalis pard, leopard: cf. F. camélopard. The camelopard has a neck and head like a camel, and is spotted like a pard. See Camel, and Pard. ] (Zool.) An African ruminant; the giraffe. See Giraffe. [ 1913 Webster ]

v. t. [ imp. & p. p. Developed p. pr. & vb. n. Developing. ] [ F. déveloper; dé- (L. dis-) + OF. voluper, voleper, to envelop, perh. from L. volup agreeably, delightfully, and hence orig., to make agreeable or comfortable by enveloping, to keep snug (cf. Voluptuous); or. perh. fr. a derivative of volvere, volutum, to roll (cf. Devolve). Cf. Envelop. ] [ Written also develope. ] 1. To free from that which infolds or envelops; to unfold; to lay open by degrees or in detail; to make visible or known; to disclose; to produce or give forth; as, to develop theories; a motor that develops 100 horse power. [ 1913 Webster ]

These serve to develop its tenets. Milner. [ 1913 Webster ]

The 20th was spent in strengthening our position and developing the line of the enemy. The Century. [ 1913 Webster ]

2. To unfold gradually, as a flower from a bud; hence, to bring through a succession of states or stages, each of which is preparatory to the next; to form or expand by a process of growth; to cause to change gradually from an embryo, or a lower state, to a higher state or form of being; as, sunshine and rain develop the bud into a flower; to develop the mind. [ 1913 Webster ]

The sound developed itself into a real compound. J. Peile. [ 1913 Webster ]

All insects . . . acquire the jointed legs before the wings are fully developed. Owen. [ 1913 Webster ]

3. To advance; to further; to prefect; to make to increase; to promote the growth of. [ 1913 Webster ]

We must develop our own resources to the utmost. Jowett (Thucyd). [ 1913 Webster ]

4. (Math.) To change the form of, as of an algebraic expression, by executing certain indicated operations without changing the value. [ 1913 Webster ]

5. (Photog.) To cause to become visible, as an invisible or latent image upon plate, by submitting it to chemical agents; to bring to view. [ 1913 Webster ]

To develop a curved surface on a plane (Geom.), to produce on the plane an equivalent surface, as if by rolling the curved surface so that all parts shall successively touch the plane.

Syn. -- To uncover; unfold; evolve; promote; project; lay open; disclose; exhibit; unravel; disentangle. [ 1913 Webster ]

v. i. 1. To go through a process of natural evolution or growth, by successive changes from a less perfect to a more perfect or more highly organized state; to advance from a simpler form of existence to one more complex either in structure or function; as, a blossom develops from a bud; the seed develops into a plant; the embryo develops into a well-formed animal; the mind develops year by year. [ 1913 Webster ]

Nor poets enough to understand
That life develops from within. Mrs. Browning. [ 1913 Webster ]

2. To become apparent gradually; as, a picture on sensitive paper develops on the application of heat; the plans of the conspirators develop. [ 1913 Webster ]

a. Capable of being developed. J. Peile. [ 1913 Webster ]

Developable surface (Math.), a surface described by a moving right line, and such that consecutive positions of the generator intersect each other. Hence, the surface can be developed into a plane. [ 1913 Webster ]

adj. 1. being changed over time so as to be e.g. stronger or more complete or more useful; as, the developed qualities of the Hellenic outlook; the state's well-developed industries. Oppositre of undeveloped. [ Narrower terms: formulated; mature ] [ WordNet 1.5 ]

2. made more useful and profitable as by building or laying out roads; -- of real estate. new houses are springing up on the developed tract of land near the river
Syn. -- improved. [ WordNet 1.5 ]

n. 1. One who, or that which, develops. [ 1913 Webster ]

2. (Photog.) A chemical bath or reagent used in developing photographs. By the action of the developer, the latent image on a photographic plate or film, not perceptible to the eye after exposure in the camera, is developed and becomes visible. [ 1913 Webster +PJC ]

3. (Dyeing) A reagent used to produce an ingrain color by its action upon some substance on the fiber. [ Webster 1913 Suppl. ]

4. a corporation or individual who finances or organizes a real estate development{ 5 }. [ PJC ]

adj. 1. not industrialized but undergoing industrialization; -- sometimes used as a euphemism for "undeveloped"; -- of nations.
Syn. -- underdeveloped. [ WordNet 1.5 ]

2. [ pr. p. of develop (WN definition 5) ] becoming or arising; as, the rushing yellow of the developing day. [ WordNet 1.5 ]

n. the process of treating a photosensitive material with chemicals in order to make a latent image visible.
Syn. -- development. [ WordNet 1.5 +PJC ]

n. [ Cf. F. développement. ] [ Written also developement. ] 1. The act of developing or disclosing that which is unknown; a gradual unfolding process by which anything is developed, as a plan or method, or an image upon a photographic plate; gradual advancement or growth through a series of progressive changes; also, the result of developing, or a developed state. [ 1913 Webster ]

A new development of imagination, taste, and poetry. Channing. [ 1913 Webster ]

2. (Biol.) The series of changes which animal and vegetable organisms undergo in their passage from the embryonic state to maturity, from a lower to a higher state of organization. [ 1913 Webster ]

3. (Math.) (a) The act or process of changing or expanding an expression into another of equivalent value or meaning. (b) The equivalent expression into which another has been developed. [ 1913 Webster ]

4. (Mus.) The elaboration of a theme or subject; the unfolding of a musical idea; the evolution of a whole piece or movement from a leading theme or motive. [ 1913 Webster ]

5. A tract of land on which a number of buildings have been constructed; -- especially used for tract on which from two to hundreds of houses have been constructed by a commercial developer{ 4 } for sale to individuals. [ PJC ]

Development theory (Biol.), the doctrine that animals and plants possess the power of passing by slow and successive stages from a lower to a higher state of organization, and that all the higher forms of life now in existence were thus developed by uniform laws from lower forms, and are not the result of special creative acts. See the Note under Darwinian.

Syn. -- Unfolding; disclosure; unraveling; evolution; elaboration; growth. [ 1913 Webster ]

a. Pertaining to, or characteristic of, the process of development; as, the developmental power of a germ. Carpenter. [ 1913 Webster ]

v. t. To develop. [ Obs. ] [ 1913 Webster ]

v. i. [ imp. & p. p. Eloped p. pr. & vb. n. Eloping. ] [ D. ontloopen to run away; pref. ont- (akin to G. ent-, AS. and-, cf. E. answer) + loopen to run; akin to E. leap. See Leap, v. t. ] To run away, or escape privately, from the place or station to which one is bound by duty; -- said especially of a woman or a man, either married or unmarried, who runs away with a paramour or a sweetheart. [ 1913 Webster ]

Great numbers of them [ the women ] have eloped from their allegiance. Addison. [ 1913 Webster ]

n. The act of eloping; secret departure; -- said of a woman and a man, one or both, who run away from their homes for marriage or for cohabitation. [ 1913 Webster ]

n. One who elopes. [ 1913 Webster ]

n. [ L. elops, helops, a kind of sea fish, Gr. &unr_;. ] 1. (Zoöl.) A genus of fishes. See Saury. [ 1913 Webster ]

2. A mythical serpent. [ Obs. ] Milton. [ 1913 Webster ]

v. t. [ imp. & p. p. Enveloped p. pr. & vb. n. Enveloping. ] [ OE. envolupen, envolipen, OF. envoluper, envoleper, F. envelopper; pref. en- (L. in) + voluper, voleper. See Develop. ] To put a covering about; to wrap up or in; to inclose within a case, wrapper, integument or the like; to surround entirely; as, to envelop goods or a letter; the fog envelops a ship. [ 1913 Webster ]

Nocturnal shades this world envelop. J. Philips.

{ } n. [ F. enveloppe. ] 1. That which envelops, wraps up, encases, or surrounds; a wrapper; an inclosing cover; esp., the cover or wrapper of a document, as of a letter. [ 1913 Webster ]

2. (Astron.) The nebulous covering of the head or nucleus of a comet; -- called also coma. [ 1913 Webster ]

3. (Fort.) A work of earth, in the form of a single parapet or of a small rampart. It is sometimes raised in the ditch and sometimes beyond it. Wilhelm. [ 1913 Webster ]

4. (Geom.) A curve or surface which is tangent to each member of a system of curves or surfaces, the form and position of the members of the system being allowed to vary according to some continuous law. Thus, any curve is the envelope of its tangents.

4. A set of limits for the performance capabilities of some type of machine, originally used to refer to aircraft; -- it is often described graphically as a two-dimensional graph of a function showing the maximum of one performance variable as a function of another. Now it is also used metaphorically to refer to capabilities of any system in general, including human organizations, esp. in the phrase push the envelope. It is used to refer to the maximum performance available at the current state of the technology, and therefore refers to a class of machines in general, not a specific machine. [ PJC ]

push the envelope to increase the capability of some type of machine or system; -- usually by technological development. [ 1913 Webster ]

adj. enclosed or surrounded completely; as, the fog-enveloped city. [ WordNet 1.5 ]

adj. 1. surrounding closely on all sides.
Syn. -- ambient, encompassing, surrounding(prenominal). [ WordNet 1.5 +PJC ]

n. the act or process of enclosing something inside something else.
Syn. -- enclosure, enclosing, envelopment, inclosure. [ WordNet 1.5 ]

n. [ Cf. F. enveloppement. ] 1. The act of enveloping or wrapping; an inclosing or covering on all sides. [ 1913 Webster ]

2. That which envelops or surrounds; an envelop. [ 1913 Webster ]

adj. 1. very complex or intricate; -- used especially of technology.
Syn. -- advanced. [ WordNet 1.5 +PJC ]

2. having most of its industrial production in the most modern state; -- used of countries and societies. Contrasted with undeveloped or developing.
Syn. -- industrialized, advanced, industrial. [ WordNet 1.5 +PJC ]

n. [ Gr. me`los song + E. piano. ] A piano having a mechanical attachment which enables the player to prolong the notes at will. [ 1913 Webster ]

a. Of or pertaining to meloplasty, or the artificial formation of a new cheek. [ 1913 Webster ]

n. [ Gr. mh^lon an apple, a cheek + -plasty: cf. F. méloplastie. ] (Surg.) The process of restoring a cheek which has been destroyed wholly or in part. [ 1913 Webster ]

‖n. [ NL., fr. Gr. &unr_;; me`los song + poiei^n to make. ] (Mus.) The art of forming melody; melody; -- now often used for a melodic passage, rather than a complete melody. [ 1913 Webster ]

‖n.; pl. E. Myeloplaxes L. Myeloplaces [ NL., fr. Gr. myelo`s marrow + &unr_; anything flat and broad. ] (Anat.) One of the huge multinucleated cells found in the marrow of bone and occasionally in other parts; a giant cell. See Osteoclast. [ 1913 Webster ]

n. Failure or lack of development. [ 1913 Webster ]

adj. (Botany) Developing away from an axis, as in a flower cluster in which the oldest flowers are in the center, the youngest near the edge. [ WordNet 1.5 ]

v. t. To develop excessively; specif. (Photog.), to subject (a plate or film) too long to the developing process. [ Webster 1913 Suppl. ]

n. [ Gr. para`llhlos parallel + 'epi`pedon a plane surface, 'epi`pedos on the ground, or level with it, level, flat; 'epi` on + pe`don the ground: cf. F. parallélopipède. ] (Geom.) A solid, the faces of which are six parallelograms, the opposite pairs being parallel, and equal to each other; a prism whose base is a parallelogram.
Syn. -- parallelepiped, parallelepipedon, parallelopipedon. [ 1913 Webster ]

n. [ NL. ] A parallelopiped. Hutton. [ 1913 Webster ]

n. [ NL., fr. L. Pelops, brother of Niobe, Gr. &unr_;. ] (Chem.) A supposed new metal found in columbite, afterwards shown to be identical with columbium, or niobium. [ 1913 Webster ]

a. [ L. Peloponnesius, fr. Peloponnesus, Gr. &unr_;, lit., the Island of Pelops; &unr_;, &unr_;, Pelops + &unr_; an island. ] Of or pertaining to the Peloponnesus, or southern peninsula of Greece. -- n. A native or an inhabitant of the Peloponnesus. [ 1913 Webster ]

prop. n. the southern peninsula of Greece.
Syn. -- Peloponnese, Peloponnesian Peninsula. [ WordNet 1.5 ]

‖prop. n. [ From. L. Penelope, the wife of Ulysses, the hero of the Odyssey, Gr. Phnelo`ph. ] (Zool.) A genus of curassows, including the guans. [ 1913 Webster ]

v. t. & i. 1. To develop again; specif. (Photog.), to intensify (a developed image), as by bleaching with mercuric chloride and subsequently subjecting anew to a developing agent. [ 1913 Webster ]

2. to rebuild an urban area, usually commercial but sometimes residential; -- typically involving some portion of government involvement and expenditure. [ PJC ]

-- Re`de*vel"op*er n. -- Re`de*vel"op*ment n. [ Webster 1913 Suppl. ]

n. the rebuilding of an urban area, usually a commercial district but sometimes residential or industrial, and typically involving some portion of government involvement and expenditure; to organize a municipal redevelopment agency. [ PJC ]

See Water buck. [ 1913 Webster ]