aware or expressing awareness of things as they really are; "a realistic description"; "a realistic view of the possibilities"; "a realistic appraisal of our chances"; "the actors tried to create a realistic portrayal of the Africans"
of or relating to the philosophical doctrine of realism; "a realistic system of thought"
English linguist who contributed to linguistic semantics and to prosodic phonology and who was noted for his insistence on studying both sound and meaning in context (1890-1960)
the time required for something to fall to half its initial value (in particular, the time for half the atoms in a radioactive substance to disintegrate)