stemmer [ 'stemə ]

• n.
  • a worker who strips the stems from moistened tobacco leaves and binds the leaves together into books

    同义词： stripper sprigger

  • 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

    同义词： stemming algorithm

  • 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)

以上来源于: WordNet