Webster’s Revised Unabridged Dictionary · 1913
Triassic
Tri·as′sic (trī·ăs′sĭk), a. (Geol.) Of the age of, or pertaining to, the Trias. — n. The Triassic formation.
Webster’s Revised Unabridged Dictionary · 1913
Tri·as′sic (trī·ăs′sĭk), a. (Geol.) Of the age of, or pertaining to, the Trias. — n. The Triassic formation.