AskDefine | Define asterism

Dictionary Definition



1 (mineralogy) a six-rayed star-shaped figure seen in some crystal structures under reflected or transmitted light
2 (astronomy) a cluster of stars (or a small constellation)

User Contributed Dictionary



  1. A small group of stars that forms a visible pattern but is not an official constellation.
  2. A star-shaped figure exhibited by some crystals by reflected light (as in a star sapphire) or by transmitted light (as in some mica).
  3. A rarely used typographical symbol (⁂, three asterisks arranged in a triangle), used to call attention to a passage or to separate sub-chapters in a book.


small group of stars
a star-shaped figure exhibited by some crystals
typographical symbol

See also

Extensive Definition

Asterism may refer to:
asterism in German: Asterismus
asterism in French: Astérisme (homonymie)
asterism in Japanese: アステリズム
asterism in Portuguese: Asterismo
asterism in Russian: Астеризм
asterism in Finnish: Asterismi
asterism in Ukrainian: Астеризм
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