WordReference Random House Unabridged Dictionary of American English © 2025
in•ter•gla•cial
(in′tər glā′shəl),USA pronunciation adj. [Geol.]
- Geologyoccurring or formed between times of glacial action.
- inter- + glacial 1865–70
'interglacial' also found in these entries (note: many are not synonyms or translations):