subdwarf
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
17
Scrabble Score
8
Letters
3
Syllables
8
Unique Chars
Meaning
noun
A star that is dimmer than a main-sequence star of same temperature; located below the main sequence on the Hertzsprung-Russell diagram.
Example Sentences
- "Data from the Keck Observatory’s Near-Infrared Echellette Spectrograph suggested the star was an L subdwarf, or a star with a much lower mass and cooler temperature than the sun. Cool subdwarfs are the oldest stars in the galaxy. […] Kremer carried out simulations and discovered that three-body interactions can knock a low-mass subdwarf star from a cluster and put it on a trajectory that is similar to that of J1249+36."
Etymology
Etymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- English dwarf English subdwarf From sub- + dwarf.
Inflected Forms
Synonyms
subdwarf star