pentagonoid

[pen-tag-uh-noid]

adjective

like a pentagon in shape.

Origin of pentagonoid

First recorded in 1880–85; pentagon + -oid

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pentagonoid

Historical Examples of pentagonoid

Frontal and parietal nodules slightly prominent; occipital nodule quite prominent (pentagonoid cranium).
Pedagogical Anthropology
Maria Montessori