noun

supplement

supplement, addition, appendix

He takes a vitamin supplement every day.

He takes a vitamin supplement every day.

The magazine includes a special supplement on travel.

The magazine includes a special supplement on travel.

((a supplement to sth.)) a supplement to (sth.) This document is a supplement to the main report.

Synonyms: addition, complement, enhancement

From Latin 'supplere' meaning 'to fill up'. It consists of 'sub-' (under) + 'plere' (to fill).

A 'supplement' *supplies* something that is missing.

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