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  • English Word Apert Definition Openly.
  • English Word Apertion Definition The act of opening; an opening; an aperture.
  • English Word Apertly Definition Openly; clearly.
  • English Word Apertness Definition Openness; frankness.
  • English Word Aperture Definition The act of opening.
  • English Word Aperture Definition An opening; an open space; a gap, cleft, or chasm; a passage perforated; a hole; as, an aperture in a wall.
  • English Word Aperture Definition The diameter of the exposed part of the object glass of a telescope or other optical instrument; as, a telescope of four-inch aperture.
  • English Word Apery Definition A place where apes are kept.
  • English Word Apery Definition The practice of aping; an apish action.
  • English Word Apetalous Definition Having no petals, or flower leaves. [See Illust. under Anther].
  • English Word Apetalousness Definition The state of being apetalous.
  • English Word Apex Definition The tip, top, point, or angular summit of anything; as, the apex of a mountain, spire, or cone; the apex, or tip, of a leaf.
  • English Word Apex Definition The end or edge of a vein nearest the surface.
  • English Word Apexes Definition of Apex
  • English Word Aphaeresis Definition Same as Apheresis.
  • English Word Aphakia Definition An anomalous state of refraction caused by the absence of the crystalline lens, as after operations for cataract. The remedy is the use of powerful convex lenses.
  • English Word Aphakial Definition Pertaining to aphakia; as, aphakial eyes.
  • English Word Aphaniptera Definition A group of wingless insects, of which the flea in the type. See Flea.
  • English Word Aphanipterous Definition Of or pertaining to the Aphaniptera.
  • English Word Aphanite Definition A very compact, dark-colored /ock, consisting of hornblende, or pyroxene, and feldspar, but neither of them in perceptible grains.
  • English Word Aphanitic Definition Resembling aphanite; having a very fine-grained structure.
  • English Word Aphasia Definition Alt. of Aphasy
  • English Word Aphasic Definition Pertaining to, or affected by, aphasia; speechless.
  • English Word Aphasy Definition Loss of the power of speech, or of the appropriate use of words, the vocal organs remaining intact, and the intelligence being preserved. It is dependent on injury or disease of the brain.
  • English Word Aphelia Definition of Aphelion
  • English Word Aphelion Definition That point of a planet's or comet's orbit which is most distant from the sun, the opposite point being the perihelion.
  • English Word Apheliotropic Definition Turning away from the sun; -- said of leaves, etc.
  • English Word Apheliotropism Definition The habit of bending from the sunlight; -- said of certain plants.
  • English Word Aphemia Definition Loss of the power of speaking, while retaining the power of writing; -- a disorder of cerebral origin.
  • English Word Apheresis Definition The dropping of a letter or syllable from the beginning of a word; e. g., cute for acute.