— pentagrammatic /pen"teuh greuh mat"ik/ , adj.
/pen"teuh gram'/ , n.
a five-pointed, star-shaped figure made by extending the sides of a regular pentagon until they meet, used as an occult symbol by the Pythagoreans and later philosophers, by magicians, etc. Also called pentacle, pentangle, pentalpha .
[ 1825-35; pentágrammon. See PENTA-, -GRAM 1 ]