Definitions for stemmer

(a worker who strips the stems from moistened tobacco leaves and binds the leaves together into books)

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

(an algorithm for removing inflectional and derivational endings in order to reduce word forms to a common stem)

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

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