- the first digit of the forelimb of amphibians, reptiles, birds, and mammals, such as the thumb of humans and other primates
WordReference Random House Unabridged Dictionary of American English © 2026
pol•lex
(pol′eks),USA pronunciation n., pl. pol•li•ces
-
(pol′ə sēz′).USA pronunciation
- Anatomythe innermost digit of the forelimb;
thumb.
- Latin
- 1825–35
Collins Concise English Dictionary © HarperCollins Publishers::
pollex /ˈpɒlɛks/ n ( pl -lices /-lɪˌsiːz/)
'pollex' also found in these entries (note: many are not synonyms or translations):