Rhesus
6 lettersnounmoderateUpdated June 2026
Definition
A small macaque monkey native to southern Asia, widely used in biological and medical research.
“The rhesus monkey was used in early experiments to develop the polio vaccine.”
Pronunciation
Syllables
rhe·sus
Related Words
Synonyms
macaquerhesus monkeyrhesus macaque
Word Game Tips
🟩
Wordle
Starts with RH and ends in double S, uncommon opening digraph
🔤
Scrabble
Worth 9 points, double S ending is useful for board placement
Words Related to Rhesus
Explore Similar Words
Try These Tools
Dictionary References
Look up rhesus in an authoritative dictionary for full definitions, pronunciation, and etymology.

Ready to test your word skills?
Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!