- asterism - (mineralogy) a six-rayed star-shaped figure seen in some crystal structures under reflected or transmitted light
--1 is a kind of star
- asterism - (astronomy) a cluster of stars (or a small constellation)
--2 is a kind of natural object
--2 is a member of constellation
--2 has particulars:Big Dipper, Dipper, Plough, Charles's Wain, Wain, Wagon; Little Dipper, Dipper - asterism - (astronomy) a cluster of stars (or a small constellation)