*f*

prep. [ Pref. a- on + OE. baft, baften, biaften, AS. beæftan; be by + æftan behind. See After, Aft, By. ] (Naut.) Behind; toward the stern from; as, abaft the wheelhouse. [ 1913 Webster ]

Abaft the beam. See under Beam. [ 1913 Webster ]

adv. (Naut.) Toward the stern; aft; as, to go abaft. [ 1913 Webster ]

a. [ L. abortus (see Abort, v.) + faciens, p. pr. of facere to make. ] Producing miscarriage. -- n. A drug or an agent that causes premature delivery. [ 1913 Webster ]

adj. 1. 1 inducing or promoting absorption
Syn. -- sorbefacient [ WordNet 1.5 ]

prop. n. a genus comprising the damsel fishes.
Syn. -- genus Abudefduf. [ WordNet 1.5 ]

a. Full of abuse; abusive. [ R. ] “Abuseful names.” Bp. Barlow. [ 1913 Webster ]

n. 1. 1 in some classifications an alternative name for the Falconiformes.
Syn. -- order Accipitriformes. [ WordNet 1.5 ]

‖n. pl. [ NL. See Acetabuliferous. ] (Zool.) The division of Cephalopoda in which the arms are furnished with cup-shaped suckers, as the cuttlefishes, squids, and octopus; the Dibranchiata. See Cephalopoda. [ 1913 Webster ]

a. [ L. acetablum a little cup + -ferous. ] Furnished with fleshy cups for adhering to bodies, as cuttlefish, etc. [ 1913 Webster ]

a. [ L. acetabulum + -form. ] (Bot.) Shaped like a shallow cup; saucer-shaped; as, an acetabuliform calyx. Gray. [ 1913 Webster ]

n. The act of making acetous or sour; the process of converting, or of becoming converted, into vinegar. [ 1913 Webster ]

n. An apparatus for hastening acetification. Knight. [ 1913 Webster ]

v. t. [ imp. & p. p. Acetified p. pr. & vb. n. Acetifying ] [ L. acetum vinegar + -fly. ] To convert into acid or vinegar. [ 1913 Webster ]

v. i. To turn acid. Encyc. Dom. Econ. [ 1913 Webster ]

a. [ L. acicula needle + -form. ] Needle-shaped; acicular. [ 1913 Webster ]

adj. 1. yielding an acid in aqueous solution [ WordNet 1.5 ]

a. [ L. acidus sour + -ferous. ] Containing or yielding an acid. [ 1913 Webster ]

a. Capable of being acidified, or converted into an acid. [ 1913 Webster ]

a. Producing acidity; converting into an acid. Dana. [ 1913 Webster ]

n. [ Cf. F. acidification. ] The act or process of acidifying, or changing into an acid. [ 1913 Webster ]

n. (Chem.) A simple or compound principle, whose presence is necessary to produce acidity, as oxygen, chlorine, bromine, iodine, etc. [ 1913 Webster ]

v. t. [ imp. & p. p. Acidified p. pr. & vb. n. Acidifying ] [ L. acidus sour, acid + -fy: cf. F. acidifier. ] 1. To make acid; to convert into an acid; as, to acidify sugar. [ 1913 Webster ]

2. To sour; to imbitter. [ 1913 Webster ]

His thin existence all acidified into rage. Carlyle. [ 1913 Webster ]

a. [ L. acus needle + -form. ] Shaped like a needle. [ 1913 Webster ]

a. [ L. acinaces a short sword + -form: cf. F. acinaciforme. ] (Bot.) Scimeter-shaped; as, an acinaciform leaf. [ 1913 Webster ]

a. [ Acinetæ + -form. ] (Zool.) Resembling the Acinetæ. [ 1913 Webster ]

a. [ L. acinus a grape, grapestone + -form: cf. F. acinoforme. ] 1. Having the form of a cluster of grapes; clustered like grapes. [ 1913 Webster ]

2. Full of small kernels like a grape. [ 1913 Webster ]

a. [ Gr. &unr_;, &unr_;, ray + -form. ] Having a radiated form, like a sea anemone. [ 1913 Webster ]

a. Like a prickle. [ 1913 Webster ]

a. [ L. acutus sharp + folium leaf. ] (Bot.) Having sharp-pointed leaves. [ 1913 Webster ]

A dragon fly. [ 1913 Webster ]

a. [ Aden- + -form. ] Shaped like a gland; adenoid. Dunglison. [ 1913 Webster ]

a. [ L. adfectus or affectus. See Affect, v. ] (Alg.) See Affected, 5. [ 1913 Webster ]

a. See Affiliated. [ Obs. ] [ 1913 Webster ]

n. See Affiliation. [ Obs. ] [ 1913 Webster ]

n. See Affluxion. [ 1913 Webster ]

‖ [ L., to infinity. ] Without limit; endlessly. [ 1913 Webster ]

a. [ Adipocere + -form. ] Having the form or appearance of adipocere; as, an adipoceriform tumor. [ 1913 Webster ]

{ . } (Aëronautics) A small plane or surface, usually capable of adjustment but not of manipulation, for preserving lateral balance in an aëroplane or flying machine. [ Webster 1913 Suppl. ]

adv. & a. [ Pref. a- (for on) + drift. ] Floating at random; in a drifting condition; at the mercy of wind and waves. Also fig. [ 1913 Webster ]

So on the sea shall be set adrift. Dryden. [ 1913 Webster ]

Were from their daily labor turned adrift. Wordsworth. [ 1913 Webster ]

n. Additional signification. [ R. ] Tooke. [ 1913 Webster ]

v. t. [ L. adsignificare to show. ] To denote additionally. [ R. ] Tooke. [ 1913 Webster ]

. (Aëronautics) The first of two or more surfaces arranged in tandem; -- contr. with following surface, which is the rear surface. [ Webster 1913 Suppl. ]

a. Given to adventure. [ 1913 Webster ]

{ a. [ L. adversus opposite + folium leaf. ] (Bot.) Having opposite leaves, as plants which have the leaves so arranged on the stem. [ 1913 Webster ]

n. 1. 1 huge extinct flightless birds: elephant birds.
Syn. -- order Aepyorniformes [ WordNet 1.5 ]

n. [ Aëro- + foil. ] A plane or arched surface for sustaining bodies by its movement through the air; a spread wing, as of a bird. [ Webster 1913 Suppl. ]

n. [ F. aéronef. ] A power-driven, heavier-than-air flying machine. Now called airplane. [ obsolescent ] [ Webster 1913 Suppl. +PJC ]

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