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 ]

n. [ See aerobies. ] an organism such as a microorganism that requires oxygen for life or growth. [ PJC ]

n. pl., but sing. or pl. in usage 1. physical exercises performed in a sustained and strenuous fashion designed to cause a temporary increase in respiration rate and heart rate, such a running, swimming, walking, or calisthenics. Calisthenic sessions in groups, performed by following a leader in moving to a rhythmic musical accompaniment, are a popular form of aerobics. [ PJC. ]

2. a system of physical conditioning relying largely on aerobics exercises. [ PJC. ]

a. (Biol.) Growing or thriving only in the presence of oxygen; also, pertaining to, or induced by, aërobies; as, aërobic fermentation. -- A`ër*o"bic*al*ly adv. [Webster 1913 Suppl.]

n. pl. [ Aëro- + Gr. bi`os life. ] (Biol.) Microörganisms which live in contact with the air and need oxygen for their growth; as the microbacteria which form on the surface of putrefactive fluids; aerobes. [ obsolescent ] [ Webster 1913 Suppl. +PJC ]

a. (Biol.) Related to, or of the nature of, aërobies; as, aërobiotic plants, which live only when supplied with free oxygen. [ 1913 Webster ]

n. [ Aëro- + boat. ] A form of hydro-aëroplane; a flying boat. [ Webster 1913 Suppl. ]

n. [ Aëro- + bus. ] An aëroplane or airship designed to carry passengers. Now called a passenger plane or commercial airliner. [ obsolescent ] [ Webster 1913 Suppl. +PJC ]

‖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. pl. [ NL. anaerobia; an-not + aëro- + Gr.&unr_; life. ] (Bacteriol.) Anaërobic bacteria. They are called facultative anaërobes when able to live either in the presence or absence of free oxygen; obligate anaërobes, or obligatory anaërobes, when they thrive only in its absence. [ Webster 1913 Suppl. ]

a. [ Pref. an-not + aërobic. ] 1. (Biol.) Not requiring air or oxygen for life; -- applied especially to those microbes to which free oxygen is unnecessary; anaërobiotic; -- opposed to aërobic. [ Webster 1913 Suppl. ]

2. (Biol.) Relating to, or like, anaërobies; anaërobiotic. [ 1913 Webster ]

n. pl. [ Gr. 'an priv. + &unr_;, &unr_;, air + bi`os life. ] (Biol.) Microörganisms which do not require oxygen, but are killed by it. See obligate anaerobes under anaerobes. Sternberg. [ 1913 Webster +PJC ]

a. (Anat.) Related to, or of the nature of, anaërobies. [ 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. [ 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. exobiology; -- not used technically.
Syn. -- exobiology. [ PJC ]

v. t. To rob; to plunder. [ Obs. ] [ 1913 Webster ]

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

n. [ Cf. Gael. brog, E. brog, n. ] (Carp.) A peculiar brad-shaped spike, to be driven alongside the end of an abutting timber to prevent its slipping. [ 1913 Webster ]

a. [ From Brobdingnag, a country of giants in “Gulliver's Travels.” ] Colossal; of extraordinary height; gigantic. -- n. A giant. [ Spelt often Brobdignagian. ] [ 1913 Webster ]

n. [ Cf. F. caroube fruit of the carob tree, Sp. garrobo, al-garrobo, carob tree, fr. Ar. kharrūb, Per. Kharnūb. Cf. Clgaroba. ] 1. (Bot.) An evergreen leguminous tree (Ceratania Siliqua) found in the countries bordering the Mediterranean; the St. John's bread; -- called also carob tree. [ 1913 Webster ]

2. One of the long, sweet, succulent, pods of the carob tree, which are used as food for animals and sometimes eaten by man; -- called also St. John's bread, carob bean, and algaroba bean. [ 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 ]

n. [ Gr. chryso`s gold + araroba a foreign name of Goa powder + -in. ] (Chem.) A bitter, yellow substance forming the essential constituent of Goa powder, and yielding chrysophanic acid proper; hence formerly called also chrysphanic acid. [ 1913 Webster ]

‖n. pl. [ NL., fr. E. cirrus + L. branchiae gills. ] (Zool.) A division of Mollusca having slender, cirriform appendages near the mouth; the Scaphopoda. [ 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. corroborans, p. pr. See Corroborate. ] Strengthening; supporting; corroborating. Bacon. -- n. Anything which gives strength or support; a tonic. [ 1913 Webster ]

The brain, with its proper corroborants, especially with sweet odors and with music. Southey. [ 1913 Webster ]

v. t. [ imp. & p. p. Corroborated p. pr. & vb. n. Corroborating ] [ L. corroboratus, p. p. of corroborare to corroborate; cor- + roborare to strengthen, robur strength. See Robust. ] 1. To make strong, or to give additional strength to; to strengthen. [ Obs. ] [ 1913 Webster ]

As any limb well and duly exercised, grows stronger, the nerves of the body are corroborated thereby. I. Watts. [ 1913 Webster ]

2. To make more certain; to confirm; to establish. [ 1913 Webster ]

The concurrence of all corroborates the same truth. I. Taylor. [ 1913 Webster ]

a. Corroborated. [ Obs. ] Bacon. [ 1913 Webster ]

adj. supported or established by evidence or proof; as, corroborated testimony is especially convincing.
Syn. -- substantiated, verified. [ WordNet 1.5 ]

n. [ Cf. F. corroboration. ] 1. The act of corroborating, strengthening, or confirming; addition of strength; confirmation; as, the corroboration of an argument, or of information. [ 1913 Webster ]

2. That which corroborates. [ 1913 Webster ]

a. [ Cf. F. corroboratif. ] Tending to strengthen of confirm. [ 1913 Webster ]

n. A medicine that strengthens; a corroborant. Wiseman. [ 1913 Webster ]

a. Tending to strengthen; corroborative; as, corroboratory facts. [ 1913 Webster ]

n. [ Also corrobboree, corrobori, etc. ] [ Native name. ] 1. A nocturnal festivity with which the Australian aborigines celebrate tribal events of importance. Symbolic dances are given by the young men of the tribe, while the women act as musicians. [ Webster 1913 Suppl. ]

2. A song or chant made for such a festivity. [ Webster 1913 Suppl. ]

3. A festivity or social gathering, esp. one of a noisy or uproarious character; hence, tumult; uproar. [ Australia ] [ Webster 1913 Suppl. ]

n. & v. See Corroboree. [ Webster 1913 Suppl. ]

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

v. t. & i. [ imp. & p. p. Disrobed p. pr. & vb. n. Disrobing. ] To divest of a robe; to undress; figuratively, to strip of covering; to divest of that which clothes or decorates; as, autumn disrobes the fields of verdure. [ 1913 Webster ]

Two great peers were disrobed of their glory. Sir H. Wotton. [ 1913 Webster ]