English Explanatory Dictionary

heptagonal

English dictionary entry

Meanings

adj
  1. Having seven angles and sides.
  2. Belonging to the sequence generated by the formula (5n²-3n)/2.

Pronunciation

/hɛpˈtæɡənəl/ En-ca-heptagonal.oga

Word forms

heptagonal

Etymology

Since 16th century, from heptagon + -al.

Synonyms

septagonal

Related words

heptagon septangle septangular

Derived words

heptagonally
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.
Back to search All on H Russian dictionary Dahl dictionary