adjective/penˈtaɡono/
pentagonal
Synonyms: pentagonal
Borrowed from Late Latin pentagōnum, from Ancient Greek πεντάγωνον (pentágōnon, “pentagon”), neuter form of πεντάγωνος (pentágōnos, “five-angled”). Equivalent to penta- + -gono.
/penˈtaɡono/
pentagonal
Synonyms: pentagonal
Borrowed from Late Latin pentagōnum, from Ancient Greek πεντάγωνον (pentágōnon, “pentagon”), neuter form of πεντάγωνος (pentágōnos, “five-angled”). Equivalent to penta- + -gono.
pentagon
Borrowed from Late Latin pentagōnum, from Ancient Greek πεντάγωνον (pentágōnon, “pentagon”), neuter form of πεντάγωνος (pentágōnos, “five-angled”). Equivalent to penta- + -gono.