(Ap"tate) v. t. [L. aptatus, p. p. of aptare. See Apt.] To make fit. [Obs.] Bailey
(||Ap"te*ra) n. pl. [NL. aptera, fr. Gr. without wings; 'a priv. + wing, to fly.] (Zoöl.) Insects without
wings, constituting the seventh Linnæn order of insects, an artificial group, which included Crustacea,
spiders, centipeds, and even worms. These animals are now placed in several distinct classes and orders.
1. (Zoöl.) Apterous.
2. (Arch.) Without lateral columns; applied to buildings which have no series of columns along their
sides, but are either prostyle or amphiprostyle, and opposed to peripteral. R. Cyc.
(Ap"ter*an) n. (Zoöl.) One of the Aptera.
(||Ap*te"ri*a) n. pl. [NL. See Aptera.] (Zoöl.) Naked spaces between the feathered areas of
birds. See Pteryliæ.
1. (Zoöl.) Destitute of wings; apteral; as, apterous insects.
2. (Bot.) Destitute of winglike membranous expansions, as a stem or petiole; opposed to alate.
(||Ap*ter"y*ges) n. pl. [NL. See Apteryx.] (Zoöl.) An order of birds, including the genus
(||Ap"te*ryx) n. [Gr. 'a priv. + pte`ryx wing. Cf. Aptera.] (Zoöl.) A genus of New Zealand
birds about the size of a hen, with only short rudiments of wings, armed with a claw and without a tail; the
kiwi. It is allied to the gigantic extinct moas of the same country. Five species are known.
(Apt"i*tude) n. [F. aptitude, LL. aptitudo, fr. L. aptus. See Apt, and cf. Attitude.]
1. A natural or acquired disposition or capacity for a particular purpose, or tendency to a particular action
or effect; as, oil has an aptitude to burn.
He seems to have had a peculiar aptitude for the management of irregular troops.
2. A general fitness or suitableness; adaptation.
That sociable and helpful aptitude which God implanted between man and woman.
3. Readiness in learning; docility; aptness.
He was a boy of remarkable aptitude.
(Apt`i*tu"di*nal) a. Suitable; fit. [Obs.]
(Apt"ly) adv. In an apt or suitable manner; fitly; properly; pertinently; appropriately; readily.
1. Fitness; suitableness; appropriateness; as, the aptness of things to their end.
The aptness of his quotations.
J. R. Green.
2. Disposition of the mind; propensity; as, the aptness of men to follow example.