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adv. Like, or from, the air; in an aërial manner. “A murmur heard aërially.” Tennyson. [ 1913 Webster ]

a. [ L. aër air + -ferous: cf. F. aérifère. ] Conveying or containing air; air-bearing; as, the windpipe is an aëriferous tube. [ 1913 Webster ]

n. [ Cf. F. aérification. See A&unr_;rify. ] 1. The act of combining air with another substance, or the state of being filled with air. [ 1913 Webster ]

2. The act of becoming aërified, or of changing from a solid or liquid form into an aëriform state; the state of being aëriform. [ 1913 Webster ]

a. [ L. aër air + -form: cf. F. aériforme. ] Having the form or nature of air, or of an elastic fluid; gaseous. Hence fig.: Unreal. [ 1913 Webster ]

v. t. [ L. aër air + -fly. ] 1. To infuse air into; to combine air with. [ 1913 Webster ]

2. To change into an aëriform state. [ 1913 Webster ]

n. An aëroplane, airship, or the like. [ Colloq. in 1900, now obsolescent. ] [ Webster 1913 Suppl. +PJC ]

. [ Gr. &unr_;, &unr_;, air. ] The combining form of the Greek word meaning air. [ 1913 Webster ]

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. [ Aëro- + club. ] A club or association of persons interested in aëronautics. [ Webster 1913 Suppl. ]

n. [ Aëro- + curve. ] (Aëronautics) A modification of the aëroplane, having curved surfaces, the advantages of which were first demonstrated by Lilienthal. [ Webster 1913 Suppl. ]

n. [ Aëro- + cyst. ] (Bot.) One of the air cells of algals. [ 1913 Webster ]

n. [ Aëro- + Gr. &unr_; shaken, &unr_; to shake. ] (Aëronautics) The science of gliding and soaring flight. [ Webster 1913 Suppl. ]

n. [ Aëro- + Gr. &unr_; a running. ] (Aëronautics) (a) A shed for housing an airship or aëroplane. (b) A ground or field, esp. one equipped with housing and other facilities, used for flying purposes. -- A`ër*o*drom"ic a. [Webster 1913 Suppl.]

a. 1. Pertaining to the force of air in motion. [ 1913 Webster ]

2. having a shape designed to minimize wind resistance (aerodynamic drag) when moving through the air or other gas; -- used especially of vehicles; as, the aerodynamic styling of an automobile. [ PJC ]

{ } a. [ L. Caesareus, Caesarianus. ] Of or pertaining to Cæsar or the Cæsars; imperial. [ 1913 Webster ]

{ } n. A liqueur, or cordial, flavored with the peel from the sour orange, and sometimes with cinnamon and mace; -- first made at the island of Curaçcao in the Netherlands Antilles near Venezuela. [ 1913 Webster +PJC ]

‖n. [ F. ] The outward opening of a river, of a valley, or of a strait. [ 1913 Webster ]

‖ [ L. ] Of a wild nature; -- applied to animals, as foxes, wild ducks, etc., in which no one can claim property. [ 1913 Webster ]

‖n. pl. [ NL. ] (Zool.) An order of Siphonophora which includes Physalia. [ 1913 Webster ]

‖n. pl. [ NL., fr. L. picus a woodpecker. ] (Zool.) An extensive division of birds which includes the woodpeckers, toucans, trogons, hornbills, kingfishers, motmots, rollers, and goatsuckers. By some writers it is made to include also the cuckoos, swifts, and humming birds. [ 1913 Webster ]

‖n. [ F., fr. It. peduccio console, corbel. ] A pedestal of small size, used to support small objects, as busts, vases, and the like. [ 1913 Webster ]

‖n. [ Sp., orig., pineapple, pine cone. ] 1. (a) The pineapple. (b) Piña cloth or the fiber of which it is made. [ Webster 1913 Suppl. ]

[ See Piña. ] A fine fabric for scarfs, handkerchiefs, embroidery, etc., woven from the fiber obtained from the leaf of the sterile pineapple plant. It is delicate, soft, and transparent, with a tinge of pale yellow. [ Webster 1913 Suppl. ]

n. [ Sp. piñon. ] (Bot.) (a) The edible seed of several species of pine; also, the tree producing such seeds, as Pinus Pinea of Southern Europe, and Pinus Parryana, cembroides, edulis, and monophylla, the nut pines of Western North America. (b) See Monkey's puzzle. [ Written also pignon. ] [ 1913 Webster ]

{ ‖n. m. ‖n. f. } [ F., p. p. of protéger. See Protect. ] One under the care and protection of another, especially one receiving counseling and assistance in career development. [ 1913 Webster + PJC ]

n. [ research and development. ] Research and development; used mostly to refer to the division of a corporation responsible for performing research and developing new products, or the activitie performed by that division; -- a commonly used abbreviation.
Syn. -- R and D, research and development. [ PJC ]

‖n. [ F., orig. p.p. of réchauffer 8warm over. See Chafe, v. t. ] A dish of food that has been warmed again, hence, fig., something made up from old material; a rehash. [ Webster 1913 Suppl. ]

It is merely a réchauffé of ancient philosophies. F. W. H. Myers. [ Webster 1913 Suppl. ]

‖n. [ Gr. 'apo`fasis denial, fr. 'apofa`nai to speak out, to deny. ] (Rhet.) A figure by which a speaker formally declines to take notice of a favorable point, but in such a manner as to produce the effect desired. [ For example, see Mark Antony's oration. Shak., Julius Cæsar, iii. 2. ] [ 1913 Webster ]