Definitions for "Asterism"
A small cluster of stars.
An optical property of some crystals which exhibit a star-shaped by reflected light, as star sapphire, or by transmitted light, as some mica.
a group of stars that make up a special shape.
Three asterisks placed in this manner, *, to direct attention to a particular passage.
In typography, an asterism is a rarely used symbol consisting of three asterisks placed in a triangle, used to call attention to a passage or to separate sub-chapters in a book. It is Unicode character U+2042: [].
Keywords:  mark, reference
An asterisk, or mark of reference.