GEOLOGICAL TIME

Pronunciation (US): (GB):

Meaning:

The time of the physical formation and development of the earth (especially prior to human history)

Synonyms:

geologic time; geological time

Classified under:

Nouns denoting time and temporal relations

Hypernyms ("geological time" is a kind of...):

time (the continuum of experience in which events pass from the future through the present to the past)

Hyponyms (each of the following is a kind of "geological time"):

aeon; eon (the longest division of geological time)

geological period; period (a unit of geological time during which a system of rocks formed)

era; geological era (a major division of geological time; an era is usually divided into two or more periods)

epoch (a unit of geological time that is a subdivision of a period and is itself divided into ages)