pentagonal

About 0.16 uses per million words.

Meaning

1. adjective Of, relating to, or shaped like a pentagon.
2. noun Something having the shape of a pentagon.

Similar words

pentangular dodecahedron bipyramid dodecahedra dodecahedrons pentagonous pentagonoid pentahedral pentahedrical pentameric

Often followed by

in dodecahedron and prism or faces form pyramid shape

Word family

pentagonally