stemmer

(noun) a worker who strips the stems from moistened tobacco leaves and binds the leaves together into books. Synonyms: stripper, sprigger.

(noun) a worker who makes or applies stems for artificial flowers.

(noun) an algorithm for removing inflectional and derivational endings in order to reduce word forms to a common stem. Synonyms: stemming algorithm.

(noun) a miner's tamping bar for ramming packing in over a blasting charge.

(noun) a device for removing stems from fruit (as from grapes or apples).