primeval
adjective
[ prʌɪˈmiːv(ə)l ]
• of the earliest time in history.
• "mile after mile of primeval forest"
Similar:
ancient,
earliest,
first,
prehistoric,
antediluvian,
antique,
primordial,
primitive,
primal,
pristine,
original,
untouched by humans,
aboriginal,
indigenous,
autochthonous,
autochthonic,
primigenial,
Origin:
mid 17th century: from Latin primaevus (from primus ‘first’ + aevum ‘age’) + -al.