n. [ F. acrobate, fr. Gr. &unr_; walking on tiptoe, climbing aloft; &unr_; high + &unr_; to go. ] One who practices rope dancing, high vaulting, or other daring gymnastic feats. [ 1913 Webster ]

n. 1. 1 a genus of mammals.
Syn. -- genus Acrobates. [ WordNet 1.5 ]

a. [ Cf. F. acrobatique. ] Pertaining to an acrobat. [ 1913 Webster ]

-- Ac`ro*bat"ic*al*ly, adv. [1913 Webster]

n. Feats of the acrobat; daring gymnastic feats; high vaulting. [ 1913 Webster ]

a. [ L. acutus sharp + E. lobe. ] (Bot.) Having acute lobes, as some leaves. [ 1913 Webster ]

‖n. [ Sp. algarroba, fr. Ar. al-kharr&unr_;bah. Cf. Carob. ] (Bot.) (a) The Carob, a leguminous tree of the Mediterranean region; also, its edible beans or pods, called St. John's bread. (b) The Honey mesquite (Prosopis juliflora), a small tree found from California to Buenos Ayres; also, its sweet, pulpy pods. A valuable gum, resembling gum arabic, is collected from the tree in Texas and Mexico. [ 1913 Webster ]

n. [ L. amylum starch + NL. bacterium. See Bacterium. ] (Biol.) A microörganism (Bacillus amylobacter) which develops in vegetable tissue during putrefaction. Sternberg. [ 1913 Webster ]

a. [ L. approbatus, p. p. of approbare to approve. ] Approved. [ Obs. ] Elyot. [ 1913 Webster ]

v. t. To express approbation of; to approve; to sanction officially. [ 1913 Webster ]

I approbate the one, I reprobate the other. Sir W. Hamilton. [ 1913 Webster ]

☞ This word is obsolete in England, but is occasionally heard in the United States, chiefly in a technical sense for license; as, a person is approbated to preach; approbated to keep a public house. Pickering (1816). [ 1913 Webster ]

n. [ L. approbatio: cf. F. approbation. See Approve to prove. ] 1. Proof; attestation. [ Obs. ] Shak. [ 1913 Webster ]

2. The act of approving; an assenting to the propriety of a thing with some degree of pleasure or satisfaction; approval; sanction; commendation. [ 1913 Webster ]

Many . . . joined in a loud hum of approbation. Macaulay. [ 1913 Webster ]

The silent approbation of one's own breast. Melmoth. [ 1913 Webster ]

Animals . . . love approbation or praise. Darwin. [ 1913 Webster ]

3. Probation or novitiate. [ Obs. ] [ 1913 Webster ]

This day my sister should the cloister enter,
And there receive her approbation. Shak. [ 1913 Webster ]

Syn. -- Approval; liking; sanction; consent; concurrence. -- Approbation, Approval. Approbation and approval have the same general meaning, assenting to or declaring as good, sanction, commendation; but approbation is stronger and more positive. “We may be anxious for the approbation of our friends; but we should be still more anxious for the approval of our own consciences.” “He who is desirous to obtain universal approbation will learn a good lesson from the fable of the old man and his ass.” “The work has been examined by several excellent judges, who have expressed their unqualified approval of its plan and execution.” [ 1913 Webster ]

a. [ Cf. F. approbatif. ] Approving, or implying approbation. Milner. [ 1913 Webster ]

n. 1. The quality of being approbative. [ 1913 Webster ]

2. (Phren.) Love of approbation. [ 1913 Webster ]

n. [ L. ] One who approves. [ R. ] [ 1913 Webster ]

a. Containing or expressing approbation; commendatory. Sheldon. [ 1913 Webster ]

‖n. [ Tupi. ] 1. Goa powder. [ Webster 1913 Suppl. ]

2. A fabaceous tree of Brazil (Centrolobium robustum) having handsomely striped wood; -- called also zebrawood. [ Webster 1913 Suppl. ]

, n. (Microbiol.) A group of single-celled microorganisms including the methanogens and some halophiles and thermoacidophiles, recognized in the 1970's by C. R. Woese and his colleagues as being a distinct group on the basis of RNA sequences, cell walls, and coenzymes differing from those of other microbes. It is believed to be an ancient form of living organism that evolved separately from the eubacteria and blue-green algae. It is classified as a separate kingdom by some taxonomists. See also The Archaebacteria. [ PJC ]

‖n. [ Sp. and Pg., from Ar. arrub, ar-rubu, a fourth part. ] 1. A Spanish weight used in Mexico and South America = 25.36 lbs. avoir.; also, an old Portuguese weight, used in Brazil = 32.38 lbs. avoir. [ 1913 Webster ]

2. A Spanish liquid measure for wine = 3.54 imp. gallons, and for oil = 2.78 imp. gallons. [ 1913 Webster ]

n. [ German: equivalent of auto + road. ] an expressway or superhighway in a German-speaking country. [ WordNet 1.5 ]

n. [ The native name. ] (Bot.) A gigantic African tree (Adansonia digitata), also naturalized in India. See Adansonia. [ 1913 Webster ]

a. [ Pref. bi- + lobate. ] Divided into two lobes or segments. [ 1913 Webster ]

adj. 1. divided into two lobes.
Syn. -- bilobate. [ WordNet 1.5 ]

2. having two lobes; as, a bilobate leaf.
Syn. -- bilobate, bilobed. [ WordNet 1.5 ]

‖n. (Zool.) The Poland marmot (Arctomys bobac). [ 1913 Webster ]

n. [ OF. bobance, F. bombance, boasting, pageantry, fr. L. bombus a humming, buzzing. ] A boasting. [ Obs. ] Chaucer. [ 1913 Webster ]

‖ [ It., prop. “good stuff.” ] A showy wanton; a courtesan. Shak [ 1913 Webster ]

n. (Zool.) (a) The calico bass. (b) An hemipterous insect (Murgantia histrionica) which injures the cabbage and other garden plants; -- called also calico bug and harlequin cabbage bug. [ 1913 Webster ]

a. [ Gr. (&unr_;) &unr_; a treatise of Archimedes on finding the center of gravity, fr. &unr_; gravitating toward the center; &unr_; center + &unr_; weight. ] Relating to the center of gravity, or to the process of finding it. [ 1913 Webster ]

Centrobaric method (Math.), a process invented for the purpose of measuring the area or the volume generated by the rotation of a line or surface about a fixed axis, depending upon the principle that every figure formed by the revolution of a line or surface about such an axis has for measure the product of the line or surface by the length of the path of its center of gravity; -- sometimes called theorem of Pappus, also, incorrectly, Guldinus's properties. See Barycentric calculus, under Calculus. [ 1913 Webster ]

prop. n. [ Named after D. Cobo, a Spanish botanist. ] A genus of climbing plants, native of Mexico and South America. Cobaea scandens (called cup-and-saucer vine, monastery bells, or Mexican ivy) is a conservatory climber with large bell-shaped flowers. [ 1913 Webster ]

n. [ G. kobalt, prob. fr. kobold, kobel, goblin, MHG. kobolt; perh. akin to G. koben pigsty, hut, AS. cofa room, cofgodas household gods, Icel. kofi hut. If so, the ending -old stands for older -walt, -wald, being the same as -ald in E. herald and the word would mean ruler or governor in a house, house spirit, the metal being so called by miners, because it was poisonous and troublesome. Cf. Kobold, Cove, Goblin. ] 1. (Chem.) A tough, lustrous, reddish white metal of the iron group, not easily fusible, and somewhat magnetic. Atomic weight 59.1. Symbol Co. [ 1913 Webster ]

☞ It occurs in nature in combination with arsenic, sulphur, and oxygen, and is obtained from its ores, smaltite, cobaltite, asbolite, etc. Its oxide colors glass or any flux, as borax, a fine blue, and is used in the manufacture of smalt. It is frequently associated with nickel, and both are characteristic ingredients of meteoric iron. [ 1913 Webster ]

2. A commercial name of a crude arsenic used as fly poison. [ 1913 Webster ]

Cobalt bloom. Same as Erythrite. --
Cobalt blue, a dark blue pigment consisting of some salt of cobalt, as the phosphate, ignited with alumina; -- called also cobalt ultramarine, and Thenard's blue. --
Cobalt crust, earthy arseniate of cobalt. --
Cobalt glance. (Min.) See Cobaltite. --
Cobalt green, a pigment consisting essentially of the oxides of cobalt and zinc; -- called also Rinman's green. --
Cobalt yellow (Chem.), a yellow crystalline powder, regarded as a double nitrite of cobalt and potassium. [ 1913 Webster ]

a. [ Cf. F. cobaltique. ] (Chem.) Pertaining to, derived from, or containing, cobalt; -- said especially of those compounds in which cobalt has higher valence; as, cobaltic oxide. [ 1913 Webster ]

Luteo-cobaltic compounds (Chem.), an extensive series of complex yellow compounds of ammonia and cobaltic salts. --
Roseo-cobaltic compounds (Chem.), an extensive series of complex red compounds of cobalt and ammonia. Modifications of these are the purpureo-cobaltic compounds. [ 1913 Webster ]

a. [ Cobalt + -ferous. ] (Min.) Containing cobalt. [ 1913 Webster ]

{ n. (Min.) A mineral of a nearly silver-white color, composed of arsenic, sulphur, and cobalt. [ 1913 Webster ]

a. (Chem.) Pertaining to, derived from, or containing, cobalt; -- said esp. of cobalt compounds in which the metal has its lower valence. [ 1913 Webster ]

Cobaltous chloride, a crystalline compound, CoCl2, of a pale rose color when hydrous, blue when dehydrated. Its solution is used for a sympathetic ink, the writing being nearly colorless when dried in the air, owing to absorbed moisture, and becoming bright blue when warmed. [ 1913 Webster ]

‖n.; pl. Coccobacteria [ NL., fr. Gr. &unr_; a grain + NL. bacterium. So called from its round shape. ] (Biol.) One of the round variety of bacteria, a vegetable organism, generally less than a thousandth of a millimeter in diameter. [ 1913 Webster ]

v. t. [ imp. & p. p. Cohobated; p. pr. & vb. n. Cohobating. ] [ LL. cohobare; prob. of Arabic origin: cf. F. cohober. ] (Anc. Chem.) To repeat the distillation of, pouring the liquor back upon the matter remaining in the vessel. Arbuthnot. [ 1913 Webster ]

n. [ Cf. F. cohobation. ] (Anc. Chem.) The process of cohobating. Grew. [ 1913 Webster ]

v. i. [ L. comprobatus, p. p. of comprobare, to approve wholly. ] To agree; to concur. [ Obs. ] Sir T. Elyot. [ 1913 Webster ]

n. [ L. comprobatio. ] 1. Joint attestation; proof. [ Obs. ] Sir T. Browne. [ 1913 Webster ]

2. Approbation. [ Obs. ] Foxe. [ 1913 Webster ]

a. [ L. conglobatus, p. p. of conglobare to conglobate. See Globate. ] Collected into, or forming, a rounded mass or ball; as, the conglobate [ lymphatic ] glands; conglobate flowers. [ 1913 Webster ]

v. t. [ imp. & p. p. Conglobated; p. pr. & vb. n. Conglobating. ] [ Cf. Conglore. ] To collect or form into a ball or rounded mass; to gather or mass together. [ 1913 Webster ]

Conglobated bubbles undissolved. Wordsworth. [ 1913 Webster ]

n. [ L. conglobatio: cf. F. conglobation. ] 1. The act or process of forming into a ball. Sir T. Browne. [ 1913 Webster ]

2. A round body. [ 1913 Webster ]

n. [ Prob. fr. the Spanish explorer Francisco Hernández de Córdoba. ] The monetary unit of Nicaragua, equivalent to the United States gold dollar. It is divided into 100 centavos. [ Webster 1913 Suppl. ]

‖n. [ Native name. ] (Zool.) A large, white, South American duck, of the genus Cascoroba, resembling a swan. [ 1913 Webster ]

pl. [ from the pigment phycocyanin. ] any of a group of photosynthetic autotrophic prokaryotic microorganisms possessing characteristics of both bacteria and plants. When classed as bacteria, they are assigned to the Cyanobacteria; when classed as plants, they are assigned to the Cyanophyta. They were earlier named blue-green algae, a term less used now in technical discussions. Since the chlorophyll within the cyanobacteria is diffused throughout the cell, rather than being contained in chloroplasts, they are no longer thought of as true plants. [ PJC ]

‖n. [ Singhalese dāgoba. ] A dome-shaped structure built over relics of Buddha or some Buddhist saint. [ East Indies ] [ 1913 Webster ]

‖n. pl. [ Gr. desmo`s bond + E. bacteria. ] See Microbacteria. [ 1913 Webster ]

n. [ Pref. dis- + approbation: cf. F. désapprobation. Cf. Disapprove. ] The act of disapproving; mental condemnation of what is judged wrong, unsuitable, or inexpedient; feeling of censure. We have ever expressed the most unqualified disapprobation of all the steps. Burke. [ 1913 Webster ]

a. Containing disapprobation; serving to disapprove. [ 1913 Webster ]

‖n. [ NL., fr. Gr. dry^s oak + ba`lanos acorn + 'o`psis appearance. The fruit remotely resembles an acorn in its cup. ] (Bot.) The genus to which belongs the single species Dryobalanops Camphora, a lofty resinous tree of Borneo and Sumatra, yielding Borneo camphor and camphor oil. [ 1913 Webster ]

n. using the technical language of ecology to make the user seem ecologically aware. [ WordNet 1.5 ]

n. pl. rod-shaped gram-negative bacteria of the family Enterobacteriaceae; most occur normally or pathogenically in intestines of humans and other animals; some, such as those of the genus Erwinia, are found in plants.
Syn. -- enteric bacteria, enterics. [ WordNet 1.5 ]