Musca

name, noun

name, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Ellipsis of musca volitans. abbreviation, alt-of, ellipsis
Proper Noun
  1. 1
    An autumn constellation of the southern sky, said to resemble a fly, between the constellations of Carina and Apus.
  2. 2
    Initialism of Mexico-United States–Canada–Agreement. abbreviation, alt-of, initialism

Synonyms

All synonyms
big dipperconstellationcusmagenus muscanafta 2.0usmca

Etymology

Etymology 1

Borrowed from Latin musca (“a fly”). Named by Dutch explorers Pieter Dirkszoon Keyser and Frederick de Houtman, between 1595 and 1597. Doublet of mouche.

Etymology 2

Calque of Spanish T-MEC (Tratado entre México y Estados Unidos y Canadá). Coined in analogy to USMCA and CUSMA.

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