Associations to the word «Precambrian»

Wiktionary

PRECAMBRIAN, adjective. (informal) (geology) Relating to the time and geology dated before the Phanerozoic
PRECAMBRIAN, proper noun. (geology) The eon (or supereon) and rock formations dated before 541.0±1.0 million years ago, coinciding with the first appearance of the fossils of hard-shelled animals.

Dictionary definition

PRECAMBRIAN, noun. The eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago.

Wise words

We cannot always control our thoughts, but we can control our words, and repetition impresses the subconscious, and we are then master of the situation.
Florence Scovel Shinn