- Age - Beginning of era - Dawn of an age - Distinctive period - echo quietly bounces around for a long time - Era - Era of hope returning with start of crusade
- Belonging to the most recent division of geological time,
including the tertiary, or Age of mammals, and the Quaternary, or Age
of man. [Written also caenozoic, cainozoic, kainozoic.] See Geology.
- Of or pertaining to, or designating, the older division
of geological time during which life is known to have existed,
including the Silurian, Devonian, and Carboniferous ages, and also to
the life or rocks of those ages. See Chart of Geology.