Word.ws English Dictionary

heptade

heptade noun: a sum or group of seven.

Noun

heptade (plural heptades)

  1. A sum or group of seven.
  2. An atom, radical or element having a combining power of seven.

Forms of heptade

pluralheptades

Origin of heptade

Compare French heptade. See heptad.

Questions about heptade

What does heptade mean?
Heptade means a sum or group of seven.
What part of speech is heptade?
Heptade is a noun.
What is the plural of heptade?
The plural of heptade is heptades.

Words near heptade in the dictionary

  1. heptacosanoic acids
  2. heptacosene
  3. heptacosenes
  4. heptacyclic
  5. heptad
  6. heptade
  7. heptadec-
  8. heptadeca-
  9. heptadecad
  10. heptadecadiene
  11. heptadecadienes

Source and license

Adapted from Wiktionary: heptade (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “heptade.” Word.ws, https://word.ws/heptade. Based on Wiktionary, CC BY-SA 4.0.