noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Initialism of Companion of the Order of St Michael and St George, a British honour. abbreviation, alt-of, initialism
2. 2
   Initialism of control moment(um) gyro(scope), an attitude control mechanism. abbreviation, alt-of, countable, initialism

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