stem·​mer ˈste-mər How to pronounce stemmer (audio)
plural stemmers
: one that stems something: such as
: a person or device that removes the stems from an agricultural product (such as tobacco leaves or grapes)
a mechanical stemmer
: software that generates stem words (see stem entry 1 sense 4) from their inflected forms
The stemmer follows Porter's algorithm and works for Brazilian Portuguese by identifying the stem of words by incrementally removing their suffix/termination.Alexandre Ribeiro Afonso and Cláudio Gottschalg Duque

Word History

First Known Use

1817, in the meaning defined above

Time Traveler
The first known use of stemmer was in 1817

Dictionary Entries Near stemmer

Cite this Entry

“Stemmer.” Dictionary, Merriam-Webster, Accessed 29 Sep. 2023.

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