Dictionary
heptagon
noun hep·ta·gon \ˈhep-tə-ˌgän\
mathematics : a flat shape that has seven sides and seven angles
Full Definition of HEPTAGON
: a polygon of seven angles and seven sides
— hep·tag·o·nal \hep-ˈta-gə-nəl\ adjective
See heptagon defined for English-language learners
See heptagon defined for kids
ADVERTISEMENT
Origin of HEPTAGON
Greek heptagōnos heptagonal, from hepta + gōnia angle — more at -gon
First Known Use: 1570
Rhymes with HEPTAGON
Abadan, Acheron, Ahriman, aileron, alençon, amazon, Amazon, amnion, and so on, antiphon, Aragon, autobahn, balmacaan, Bantustan, baryon, Basilan, bear down on, beat up on, betatron, biathlon, cabochon, call upon, calutron, carillon, carry-on, carry on, celadon, check up on, chorion, colophon, come upon, Culiacán, cyclotron, decagon, decathlon, demijohn, dine out on, early on, echelon, electron, elevon, enteron, epsilon, ethephon, etymon, fall back on, fermion, follow-on, Genghis Khan, get it on, go back on, going on, goings-on, gonfalon, Grand Teton, graviton, hanger-on, harijan, helicon, hereupon, hexagon, hold out on, hopping John, Huascarán, hyperon, Isfahan, isochron, Kublai Khan, Kyrgyzstan, lay eyes on, Lebanon, leprechaun, liaison, Lipizzan, load up on, logion, looker-on, macédoine, marathon, Marathon, marzipan, mastodon, Mazatlán, Miquelon, miss out on, morion, move in on, myrmidon, nonagon, noumenon, nucleon, Oberon, octagon, off and on, omicron, Oregon, organon, ostracon, Pakistan, Palawan, pantheon, paragon, Parmesan, parmigiana, Parthenon, peloton, pentagon, pentathlon, Percheron, Phlegethon, Phocion, pick up on, polygon, positron, Procyon, put-upon, Rajasthan, Ramadan, ride herd on, run low on, run out on, run upon, set eyes on, set foot on, set upon, silicon, sneak up on, Süleyman, tachyon, Taiyuan, talkathon, telamon, telethon, thereupon, tie one on, triathlon, Tucumán, upsilon, virion, walkathon, walk out on, whereupon, woebegone, work upon, Yerevan, Xiangtan, Zahedan
HEPTAGON Defined for Kids
heptagon
noun hep·ta·gon \ˈhep-tə-ˌgän\
Definition of HEPTAGON for Kids
: a closed geometric figure having seven angles and seven sides
Browse
Next Word in the Dictionary: heptahydratePrevious Word in the Dictionary: heptadecylAll Words Near: heptagon
ADVERTISEMENT
Seen & Heard
What made you want to look up heptagon? Please tell us where you read or heard it (including the quote, if possible).