- a magnifying glass used by jewellers, horologists, etc
WordReference Random House Learner's Dictionary of American English © 2026
loupe /lup/USA pronunciation
n. [countable]
WordReference Random House Unabridged Dictionary of American English © 2026- Opticsa magnifying glass used by jewelers and watchmakers, esp. one designed to fit in the eye socket.
loupe
(lo̅o̅p),USA pronunciation n.
- any of several varieties of magnifying glasses, used by jewelers and watchmakers, of from 2 to 20 power and intended to fit in the eye socket, to be attached to spectacles, or to be held in the hand.
- French, origin, originally an imperfect gem, a mass of hot metal
Gmc; see loop3, lob1 - 1905–10
Collins Concise English Dictionary © HarperCollins Publishers::
loupe /luːp/ n
'loupe' also found in these entries (note: many are not synonyms or translations):