Eolithic

UK: 'Eolithic', 'eolithic': /ˌiːəʊˈlɪθɪk/

Collins Concise English Dictionary © HarperCollins Publishers::

Eolithic / ˌiːəʊˈlɪθɪk/ adjective

1. denoting, relating to, or characteristic of the early part of the Stone Age, characterized by the use of crude stone tools

WordReference Random House Unabridged Dictionary of American English © 2026

e•o•lith  (ē′ə lith), n. 

1. Archaeology a chipped stone of the late Tertiary Period in Europe once thought to have been flaked by humans but now known to be the product of natural, nonhuman agencies.

• eo- + -lith 1890–95

e′o•lith′ic, adj.