Deca-

//dɛkə-// prefix

prefix ·Rare ·Advanced level

Definitions

Prefix
  1. 1
    Ten. morpheme

    "decagon"

  2. 2
    In the metric system, multiplying the unit to which it is attached by 10. Symbol: da morpheme

Synonyms

All synonyms
deci

Etymology

Borrowed from French déca-, its etymon Late Latin decas (“(set of) ten”), and also their etymon Ancient Greek δεκάς (dekás), from δέκα (déka, “ten”). SI prefix da Previous: deci- Next: hecto-

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.