Acoustics :: Acoustics (n.) The science of sounds, teaching their nature, phenomena, and laws..
Acrostic :: Acrostic (n.) A composition, usually in verse, in which the first or the last letters of the lines, or certain other letters, taken in order, form a name, word, phrase, or motto..
Acrostic :: Acrostic (n.) A Hebrew poem in which the lines or stanzas begin with the letters of the alphabet in regular order (as Psalm cxix.). See Abecedarian.
Acrostical :: Acrostical (n.) Pertaining to, or characterized by, acrostics..
Acrostically :: Acrostically (adv.) After the manner of an acrostic.
Adiaphoristic :: Adiaphoristic (a.) Pertaining to matters indifferent in faith and practice.
Agnostic :: Agnostic (a.) Professing ignorance; involving no dogmatic; pertaining to or involving agnosticism.
Agnostic :: Agnostic (n.) One who professes ignorance, or denies that we have any knowledge, save of phenomena; one who supports agnosticism, neither affirming nor denying the existence of a personal Deity, a future life, etc..
Agnosticism :: Agnosticism (n.) That doctrine which, professing ignorance, neither asserts nor denies..
Agnosticism :: Agnosticism (n.) The doctrine that the existence of a personal Deity, an unseen world, etc., can be neither proved nor disproved, because of the necessary limits of the human mind (as sometimes charged upon Hamilton and Mansel), or because of the insufficiency of the evidence furnished by physical and physical data, to warrant a positive conclusion (as taught by the school of Herbert Spencer); -- opposed alike dogmatic skepticism and to dogmatic theism..