English English Dictionary

Destitute of winglike membranous expansions, as a stem or petiole; -- opposed to alate.

An order of birds, including the genus Apteryx.

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.

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.

A general fitness or suitableness; adaptation.

Readiness in learning; docility; aptness.

Suitable; fit.

In an apt or suitable manner; fitly; properly; pertinently; appropriately; readily.

Fitness; suitableness; appropriateness; as, the aptness of things to their end.

Proneness; tendency; as, the aptness of iron to rust.

Quickness of apprehension; readiness in learning; docility; as, an aptness to learn is more observable in some children than in others.

Disposition of the mind; propensity; as, the aptness of men to follow example.

A noun which has no distinction of cases; an indeclinable noun.

Pertaining to, or characterized by, aptotes; uninflected; as, aptotic languages.

A shelly plate found in the terminal chambers of ammonite shells. Some authors consider them to be jaws; others, opercula.

A genus of fresh-water phyllopod crustaceans. See Phyllopod.

Without fever; -- applied to days when there is an intermission of fever.

Alt. of Apyrexy

Relating to apyrexy.

The absence or intermission of fever.