any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
having existed from the beginning; in an earliest or original stage or state; "aboriginal forests"; "primal eras before the appearance of life on earth"; "the forest primeval"; "primordial matter"; "primordial forms of life"
of or pertaining to members of the indigenous people of Australia; "an Aboriginal rite"
clearly or sharply defined to the mind; "clear-cut evidence of tampering"; "Claudius was the first to invade Britain with distinct...intentions of conquest"; "trenchant distinctions between right and wrong"
having had all the trees removed at one time; "clear-cut hillsides are subject to erosion"
remove all the trees at one time; "clear-cut an acre of forest"
a common venereal disease caused by the treponema pallidum spirochete; symptoms change through progressive stages; can be congenital (transmitted through the placenta)
(of language) transparently clear; easily understandable; "writes in a limpid style"; "lucid directions"; "a luculent oration"- Robert Burton; "pellucid prose"; "a crystal clear explanation"; "a perspicuous argument"
repeated too often; overfamiliar through overuse; "bromidic sermons"; "his remarks were trite and commonplace"; "hackneyed phrases"; "a stock answer"; "repeating threadbare jokes"; "parroting some timeworn axiom"; "the trite metaphor `hard as nails'"