heptakis-

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Prefix

1. {{lb|en|mathematics}} {{n-g|A variant of [[hepta-]], used for multiplication with a second numerical prefix.}}
2. {{lb|en|chemistry}} {{n-g|A variant of [[hepta-]], used for substitutions of seven complex rather than simple units.}}

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.