Index of English words, starting with "ap"

(1) - Aperture (n.) The diameter of the exposed part of the object glass of a telescope or other optical instrument; as, a telescope of four-inch aperture.
(2) - Aperture (n.) An opening; an open space; a gap, cleft, or chasm; a passage perforated; a hole; as, an aperture in a wall.
(3) - Aperture (n.) The act of opening.

(1) - Apery (n.) The practice of aping; an apish action.
(2) - Apery (n.) A place where apes are kept.

(1) - Apetalous (a.) Having no petals, or flower leaves. [See Illust. under Anther].

(1) - Apetalousness (n.) The state of being apetalous.