# dwarf star

> English word · Noun

## Definitions
1. A star that is located in the main sequence in the Hertzsprung-Russell diagram, though generally excluding the small minority which fall in the blue band due to their large size and high luminosity; fuses hydrogen into helium in its core.

## Etymology
From dwarf + star. Compare West Frisian dwerchster (“dwarf star”), Dutch dwergster (“dwarf star”), German Zwergstern (“dwarf star”), Danish dværgstjerne (“dwarf star”), Swedish dvärgstjärna (“dwarf star”), Icelandic dvergstjarna (“dwarf star”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/dwarf-star