adj. 1. stimulating or acting on the adrenal cortex [ WordNet 1.5 ]

n. 1. a growth hormone produced by the anterior pituitary gland; it stimulates the adrenal cortex.
Syn. -- adrenocorticotropic hormone, adrenocorticotrophic hormone, adrenocorticotrophin, corticotropin, corticotrophin, ACTH [ WordNet 1.5 ]

a. [ Gr. &unr_; changeful + &unr_; a turning, &unr_; to turn. ] (Physics) Exhibiting differences of quality or property in different directions; having properties with different values along different axes; not isotropic. In specialized contexts, synonymous with anisotropic. [ Also spelled eolotropic. ] Sir W. Thomson.
Syn. -- [ 1913 Webster ]

n. [ agitation + propaganda + -ist. ] same as agitprop{ 2 }. [ PJC ]

{ } a. [ Cf. F. allotropique. ] Of or pertaining to allotropism. -- Al`lo*trop"ic*al*ly, adv. [1913 Webster]

Allotropic state, the several conditions which occur in a case of allotropism. [1913 Webster]

n. Allotropic property or nature. [ 1913 Webster ]

v. t. To change in physical properties but not in substance. [ R. ] [ 1913 Webster ]

{ } n. [ Gr. &unr_; other + direction, way, &unr_; to turn: cf. F. allotropie. ] (Chem.) The property of existing in two or more conditions which are distinct in their physical or chemical relations. [ 1913 Webster ]

☞ Thus, carbon occurs crystallized in octahedrons and other related forms, in a state of extreme hardness, in the diamond; it occurs in hexagonal forms, and of little hardness, in black lead; and again occurs in a third form, with entire softness, in lampblack and charcoal. In some cases, one of these is peculiarly an active state, and the other a passive one. Thus, ozone is an active state of oxygen, and is distinct from ordinary oxygen, which is the element in its passive state. [ 1913 Webster ]

‖n. [ Gr. 'a`metros irregular + 'w`ps, 'wpo`s, eye. ] (Med.) A visual impairment resulting from faulty refraction of light rays in the eye. Subtypes include myopia astigmatism and hyperopia. -- Am`e*trop"ic a. AS [1913 Webster +PJC]

adj. Of or pertaining to ametropia. [ WordNet 1.5 ]

‖n. [ NL., fr. Gr. &unr_; + &unr_; measure + &unr_;, &unr_;, eye. ] Unequal refractive power in the two eyes. [ Webster 1913 Suppl. ]

{ } a. [ Gr. &unr_; unequal + &unr_; a turning, &unr_; to turn. ] (Physics) Not isotropic; having different properties in different directions; thus, crystals of the isometric system are optically isotropic, but all other crystals are anisotropic. [ 1913 Webster ]

{ } a. [ Gr. &unr_;, fr. 'a`nqrwpos man. ] (Zool.) 1. Like or related to man; human. [ R. ] Owen. [ 1913 Webster ]

2. relating to the period of mankind's existence [ WordNet 1.5 ]

‖n. pl. [ NL., fr. Gr. 'a`nqrwpos man. ] (Zool.) The group that includes man only. [ 1913 Webster ]

a. (Med.) Good against dropsy. -- n. A remedy for dropsy. [ 1913 Webster ]

a. [ Gr. &unr_; + &unr_; sun + &unr_; belonging to a turning. ] Turning away from the sun; -- said of leaves, etc. Darwin. [ 1913 Webster ]

n. The habit of bending from the sunlight; -- said of certain plants. [ 1913 Webster ]

a. [ Pref. apo- + Gr. &unr_; earth + &unr_; turning. ] (Bot.) Bending away from the ground; -- said of leaves, etc. Darwin. [ 1913 Webster ]

n. The apogeotropic tendency of some leaves, and other parts. [ 1913 Webster ]

v. i. [ L. appropinquatus, p. p. of appropinquare; ad + prope near. ] To approach. [ Archaic ] Ld. Lytton. [ 1913 Webster ]

n. [ L. appropinquatio. ] A drawing nigh; approach. [ R. ] Bp. Hall. [ 1913 Webster ]

n. [ Pref. ad- + propinquity. ] Nearness; propinquity. [ R. ] J. Gregory. [ 1913 Webster ]

n. Same as Atropine. [ 1913 Webster ]

n. [ Gr. &unr_; inflexible; hence &unr_; &unr_;, one of the three Parcæ; 'a priv. + &unr_; to turn. ] (Chem.) A poisonous, white, crystallizable alkaloid, extracted from the Atropa belladonna, or deadly nightshade, and the Datura Stramonium, or thorn apple. It is remarkable for its power in dilating the pupil of the eye. Called also daturine. [ 1913 Webster ]

n. (Med.) A condition of the system produced by long use of belladonna. [ 1913 Webster ]

n. [ Auto- + Gr. &unr_; to turn. ] (Plant Physiol.) The tendency of plant organs to grow in a straight line when uninfluenced by external stimuli. [ Webster 1913 Suppl. ]

prop. n. A natural family of insects, in some classifications included in family Moraceae.
Syn. -- family Cecropiaceae. [ WordNet 1.5 ]

n. a growth hormone produced by the anterior pituitary gland; it stimulates the adrenal cortex; -- called also adrenocorticotropin and abbreviated ACTH.
Syn. -- adrenocorticotropic hormone, adrenocorticotrophic hormone, adrenocorticotropin, adrenocorticotropin, corticotrophin, ACTH. [ WordNet 1.5 ]

a. [ Gr. dia` through, at variance + &unr_; earth + &unr_; turning. ] (Bot.) Relating to, or exhibiting, diageotropism. [ 1913 Webster ]

n. (Bot.) The tendency of organs (as roots) of plants to assume a position oblique or transverse to a direction towards the center of the earth. [ 1913 Webster ]

a. [ Gr. &unr_; through, at variance + &unr_; sun + &unr_; turning. ] (Bot.) Relating or, or manifesting, diaheliotropism. [ 1913 Webster ]

n. (Bot.) A tendency of leaves or other organs of plants to have their dorsal surface faced towards the rays of light. [ 1913 Webster ]

‖n. [ NL., fr. Gr. &unr_;, fr. &unr_; a turning aside; &unr_; from + &unr_; to turn. ] (Med.) An unnatural eversion of the eyelids. [ 1913 Webster ]

‖n. [ NL. ] (Med.) Same as Ectropion. [ 1913 Webster ]

‖n. [ NL., fr. Gr. 'e`mmetros in measure, proportioned, suitable ('en in + me`tron measure) + 'w`ps, 'wpo`s, eye. ] (Med.) That refractive condition of the eye in which the rays of light are all brought accurately and without undue effort to a focus upon the retina; -- opposed to hypermetropia, myopia, and astigmatism. [ 1913 Webster ]

a. Pertaining to, or characterized by, emmetropia. [ 1913 Webster ]

The normal or emmetropic eye adjusts itself perfectly for all distances. J. Le Conte. [ 1913 Webster ]

‖n. [ NL. ] (Med.) Same as Entropium. [ 1913 Webster ]

‖n. [ NL. See Entropy. ] (Med.) The inversion or turning in of the border of the eyelids. [ 1913 Webster ]

n. [ NL.; Europe + -ium, as in aluminium. ] (Chem.) A metallic element of the rare-earth group (Lanthanide series), discovered spectroscopically by Demarcay in 1896. Symbol, Eu; atomic number 63; at. wt., 151.965 (C=12.011); valence = +2 or +3. [ Webster 1913 Suppl. +PJC ]

a. Beyond or outside of the tropics. Whewell. [ 1913 Webster ]

n. [ Galvanic + Gr. &unr_; to turn. ] (Bot.) The tendency of a root to place its axis in the line of a galvanic current. [ 1913 Webster ]

a. [ See Geotropism. ] (Biol.) Relating to, or showing, geotropism. [ 1913 Webster ]

n. [ Gr. ge`a, gh^, the earth + &unr_; to turn. ] (Biol.) A disposition to turn or incline towards the earth; the influence of gravity in determining the direction of growth of an organ. [ 1913 Webster ]

☞ In plants, organs which grow towards the center of the earth are said to be positively geotropic, and those growing in the opposite direction negatively geotropic. In animals, geotropism is supposed by some to have an influence either direct or indirect on the plane of division of the ovum. [ 1913 Webster ]

‖n. [ Pg. geropiga. ] A mixture composed of unfermented grape juice, brandy, sugar, etc., for adulteration of wines. [ Written also jerupigia. ] [ 1913 Webster ]

n. (Physiology) A hormone secreted by the pituitary gland and placenta, which stimulates the gonads and controls reproductive activity.
Syn. -- gonadotropic hormone. [ WordNet 1.5 ]

adv. In a groping manner. [ 1913 Webster ]

a. (Bot.) Manifesting heliotropism; turning toward the sun. [ 1913 Webster ]

n. [ Helio- + Gr. &unr_; to turn. ] (Bot.) The phenomenon of turning toward the light, seen in many leaves and flowers. [ 1913 Webster ]

n. [ Homo- + atropine. ] (Med.) An alkaloid, prepared from atropine, and from other sources. It is chemically related to atropine, and is used for the same purpose. [ 1913 Webster ]

{ } a. [ L. hydropicus, Gr. &unr_;: cf. F. hydropique. See Dropsy. ] Dropsical, or resembling dropsy. [ 1913 Webster ]

Every lust is a kind of hydropic distemper, and the more we drink the more we shall thirst. Tillotson. [ 1913 Webster ]