Meaning & use

octad

noun·Advanced

Last updated

A group or set of eight things.

See it in a sentence

The composer arranged the piece around an octad of recurring musical phrases.

Chemists sometimes refer to the eighth-period elements informally as an octad.

A note on using this word

Built from the Greek prefix 'octa-' (eight) plus the suffix '-ad,' used to denote a group of a specified number, as in 'dyad' or 'triad.'

Words with a similar meaning

octeteightsome

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