Supplement Definition & Meaning | Britannica Dictionary (original) (raw)

Britannica Dictionary definition of SUPPLEMENT

[count]

1

:

something that is added to something else in order to make it complete

• dietary/vitamin supplements

2

:

an extra part that is added to a book or newspaper

• an advertising/literary supplement
• the supplement to the encyclopedia

3

British

:

an amount of money that must be paid in addition to the regular price

• First-class accommodation is available for a supplement.

Britannica Dictionary definition of SUPPLEMENT

[+ object]

:

to add something to (something) in order to make it complete

• He sells his paintings to supplement his income. = He supplements his income by selling his paintings.
• She began supplementing her diet with vitamins.

— supplementation

/ˌsʌpləˌmɛnˈteɪʃən/

noun

[noncount]