Stem or STEM may refer to:


  • Plant stem, the aboveground structures that have vascular tissue and that support leaves and flowers
  • Stem cell, an undifferentiated biological cell that can differentiate into specialized cells
  • Stem group, of a clade (in biological classification), consists of extinct organisms more closely related to the crown group than to any other extant clade


  • Stem (ship), the upright member mounted on the forward end of a vessel's keel, to which the strakes are attached
  • Stem (bicycle part), connects the handlebars to the steer tube of a bicycle fork
  • Stem (glass), the stem of a drinking glass
  • Stem, part of a watch
  • Crack stem, a device for smoking crack cocaine

Technology and computingEdit

Music and audio productionEdit


Language and writingEdit

  • Word stem, the part of a word common to all its inflected variants
    • Stemming, a process in natural language processing
  • Stem (typography), the main vertical stroke of a letter
  • Stem (music), a part of a written musical note
  • Stem, the first part of a multiple choice question, not including the set of answer options

Other usesEdit

See alsoEdit