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n. A medicine or agent to assist hearing. [ 1913 Webster ]

a. Of or pertaining to acoustics. [ 1913 Webster ]

adv. In relation to sound or to hearing. Tyndall. [ 1913 Webster ]

n. One versed in acoustics. Tyndall. [ 1913 Webster ]

n. [ Names of sciences in -ics, as, acoustics, mathematics, etc., are usually treated as singular. See -ics. ] (Physics.) The science of sounds, teaching their nature, phenomena, and laws. [ 1913 Webster ]

Acoustics, then, or the science of sound, is a very considerable branch of physics. Sir J. Herschel. [ 1913 Webster ]

☞ The science is, by some writers, divided, into diacoustics, which explains the properties of sounds coming directly from the ear; and catacoustica, which treats of reflected sounds or echoes. [ 1913 Webster ]

a. [ Gr. &unr_; &unr_;ox-guiding. ] Boustrophedonic. [ 1913 Webster ]

‖n. [ Gr. &unr_; turning like oxen in plowing; &unr_; to turn. ] An ancient mode of writing, in alternate directions, one line from left to right, and the next from right to left (as fields are plowed), as in early Greek and Hittite. [ 1913 Webster ]

a. Relating to the boustrophedon made of writing. [ 1913 Webster ]

n. [ Pref. cata + acoustics: cf. F. caraconstique. ] (Physics) That part of acoustics which treats of reflected sounds or echoes See Acoustics. Hutton.

‖n. [ F., fr. cro&unr_;te a crust, OF. crouste. ] (Cookery) Bread baked in a mold, and scooped out, to serve minces upon. Bishop. [ 1913 Webster ]

a. [ Pref. di- + acoustic. ] Pertaining to the science or doctrine of refracted sounds. [ 1913 Webster ]

n. [ Cf. F. diacoustique. ] That branch of natural philosophy which treats of the properties of sound as affected by passing through different mediums; -- called also diaphonics. See the Note under Acoustics.

‖n. [ NL. So named after Dr. William Houston, an English surgeon and botanist. ] (Bot.) A genus of small rubiaceous herbs, having tetramerous salveform blue or white flower. There are about twenty species, natives of North America. Also, a plant of this genus. [ Webster 1913 Suppl. ]

v. i. [ OE. justen, jousten, OF. jouster, jouster, joster, F. jouter, fr. L. juxta near to, nigh, from the root of jungere to join. See Join, and cf. Jostle. ] 1. To engage in mock combat on horseback, as two knights in the lists; to tilt. [ Written also just. ] [ 1913 Webster +PJC ]

For the whole army to joust and tourney. Holland. [ 1913 Webster ]

2. Hence: To engage in a competition involving one-to-one struggle with an opponent. [ PJC ]

n. [ OE. juste, jouste, OF. juste, jouste, joste, F. joute. See Joust, v. i. ] 1. A tilting match; a mock combat on horseback between two knights in the lists or inclosed field. [ Written also just. ] [ 1913 Webster ]

Gorgeous knights at joust and tournament. Milton. [ 1913 Webster ]

2. Hence: Any competition involving one-to-one struggle with an opponent. [ PJC ]

n. One who jousts or tilts. [ 1913 Webster ]

n. A French novelist (1871-1922). [ WordNet 1.5 ]

a. Same as Microustic. [ 1913 Webster ]

a. [ Micro- + acoustic: cf. F. microcoustique, micracoustique. ] Pertaining, or suited, to the audition of small sounds; fitted to assist hearing. [ 1913 Webster ]

n. An instrument for making faint sounds audible, as to a partially deaf person. [ 1913 Webster ]

n. [ F. ] Mustache. [ 1913 Webster ]

n. A large bushy moustache.
Syn. -- mustachio, handle-bars. [ WordNet 1.5 ]

a. [ Oto- + acoustic: cf. F. otacoustique. ] Assisting the sense of hearing; as, an otacoustic instrument. [ 1913 Webster ]

{ } n. An instrument to facilitate hearing, as an ear trumpet. [ 1913 Webster ]

n. See Oast. [ 1913 Webster ]

v. t. [ imp. & p. p. Ousted; p. pr. & vb. n. Ousting. ] [ OF. oster, F. ôter, prob. fr. L. obstare to oppose, hence, to forbid, take away. See Obstacle, and cf. Ouster. ] 1. To take away; to remove. [ 1913 Webster ]

Multiplication of actions upon the case were rare, formerly, and thereby wager of law ousted. Sir M. Hale. [ 1913 Webster ]

2. To eject; to expel; to turn out. Blackstone. [ 1913 Webster ]

From mine own earldom foully ousted me. Tennyson. [ 1913 Webster ]

n. [ Prob. fr. the OF. infin. oster, used substantively. See Oust. ] A putting out of possession; dispossession; disseizin; -- of a person. [ 1913 Webster ]

Ouster of the freehold is effected by abatement, intrusion, disseizin, discontinuance, or deforcement. Blackstone. [ 1913 Webster ]

2. Expulsion; ejection; as, his misbehavior caused his ouster from the party; -- of a person, from a place or group. [ PJC ]

Ouster le main. [ Ouster + F. la main the hand, L. manus. ] (Law) A delivery of lands out of the hands of a guardian, or out of the king's hands, or a judgement given for that purpose. Blackstone. [ 1913 Webster ]

n. the act of ejecting someone or forcing them out; ouster.
Syn. -- ouster. [ WordNet 1.5 ]

a. [ Poly- + acoustic: cf. F. polyacoustique. ] Multiplying or magnifying sound. -- n. A polyacoustic instrument. [ 1913 Webster ]

n. The art of multiplying or magnifying sounds. [ 1913 Webster ]

n. [ From the French chemist, J. L. Proust. ] (Min.) A sulphide of arsenic and silver of a beautiful cochineal-red color, occurring in rhombohedral crystals, and also massive; ruby silver. [ 1913 Webster ]

v. t. To rouse; to disturb; as, to roust one out. [ Prov. Eng. & Local, U.S. ] [ 1913 Webster ]

n. [ Cf. Icel. röst an estuary. ] A strong tide or current, especially in a narrow channel. [ Written also rost, and roost. ] Jamieson. [ 1913 Webster ]

n. [ Etymol. uncertain. ] A laborer, especially a deck hand, on a river steamboat, who moves the cargo, loads and unloads wood, and the like; in an opprobrious sense, a shiftless vagrant who lives by chance jobs. [ Western U.S. ] [ 1913 Webster ]