Definition of ASTERISM

asterism

Meanings

Plural: asterisms

Noun

  • (mineralogy) a star-shaped figure with six rays that is seen in some crystal structures under reflected or transmitted light
  • (astronomy) a cluster of stars (or a small constellation)
  • An unofficial constellation (small group of stars that forms a visible pattern).
  • A rarely used typographical symbol of three asterisks arranged in a triangle, ⁂, used to call attention to a passage or to separate subchapters in a book. Distinct from a dinkus which also uses asterisks to separate.
  • A star-shaped figure exhibited by some crystals by reflected light (as in a star sapphire) or by transmitted light (as in some mica).

Origin / Etymology

From Ancient Greek ἀστερισμός (asterismós, “group of stars”), from ἀστήρ (astḗr, “star”). Analyzable as aster- + -ism.

Scrabble Score: 10

asterism is a valid Scrabble (US) TWL word
asterism is a valid Scrabble Word in Merriam-Webster MW Dictionary
asterism is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 11

asterism is a valid Words With Friends word