- A precious stone, usually of substantial monetary value or prized for its beauty or shine.
- (figurative) any precious or highly valued thing or person
Etymology: gimm, Äimm, from gemmaLatin, gemma; refashioned in Middle English under the influence of Old French gemme
- She's an absolute gem.
- (obsolete) a gemma or leaf-bud
- a type of geometrid moth, Orthonama obstipata
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Full Definition of gem