primordial
[adjective]
Synonyms: early, primitive, first, primary, prime

[TahlilGaran] English Synonym Dictionary ▲

pri‧mor‧di‧al /praɪˈmɔːdiəl $ -ˈmɔːr-/ adjective formal
[Date: 1300-1400; Language: Late Latin; Origin: primordialis, from Latin primordium 'origin', from primus ( ⇒ prime¹) + ordiri 'to begin']

1. existing at the beginning of time or the beginning of the Earth:
the primordial seas

2. primordial feelings are very strong and seem to come from the part of people’s character that is ancient and animal-like:
He was driven on by a primordial terror.

3. the primordial soup the mixture of gases and other substances that people believe existed before the beginning of life on Earth

[TahlilGaran] Dictionary of Contemporary English ▲