asterism

Primary Meanings of asterism

1.
n
(astronomy) a cluster of stars (or a small constellation)
2.
n
(mineralogy) a star-shaped figure with six rays that is seen in some crystal structures under reflected or transmitted light
Full Definitions of asterism
1

n (astronomy) a cluster of stars (or a small constellation)

Examples:
Charles's Wain
a group of seven bright stars in the constellation Ursa Major
Little Dipper
a cluster of seven stars in Ursa Minor; at the end of the dipper's handle is Polaris
Type of:
natural object
an object occurring naturally; not made by man
2

n (mineralogy) a star-shaped figure with six rays that is seen in some crystal structures under reflected or transmitted light

Type of:
star
a plane figure with 5 or more points; often used as an emblem

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