Type M star
noun
astronomy
: m star
Betelgeuse is a Type M star.
Word History
First Known Use
1919, in the meaning defined above
- knightfully
- knighthead
- knightheads
- knighthood
- knighthood-errant
- knighthoods
- Knightia
- knightiae
- knightias
- knighting
- knightless
- knightlier
- knightliest
- knightlihood
- knightlike
- knightliness
- knightlinesses
- knightling
- knightly
- knights
- knights bachelor
- knights bachelors
- knights banneret
- knights bannerets
- knights baronets