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Definitions

function

[fuhngk-shuhn] / ˈfʌŋk ʃən /
NOUN
capacity, job
Synonyms
STRONGEST
action activity affair behavior business duty exercise objective operation part power purpose responsibility role service situation task work
STRONG
charge concern employment faculty goal mark mission object occupation office post province use utility
Antonyms
STRONGEST
entertainment fun idleness inaction inactivity inertia irresponsibility pastime
STRONG
unemployment
NOUN
social occasion
Synonyms
STRONGEST
affair gathering meeting reception
STRONG
celebration do party
WEAK
get-together
VERB
perform, work
Synonyms
STRONGEST
behave operate react serve
STRONG
act cook do go move officialize officiate percolate run take
WEAK
act the part be in action be in commission be in operation be running do duty do one's thing get with it go to town take care of business
Antonyms
STRONG
abstain cease discontinue fail halt idle lose stay stop
WEAK
malfunction

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

At another point, the team realized the frame failed in a key function: keeping water out.

From The Wall Street Journal • May 5, 2026

Older adults may benefit from creatine's potential to help maintain muscle mass, bone density and cognitive function as they age.

From Science Daily • May 4, 2026

"If we think of seagrass meadows as forests, those invertebrates are basically insects that help it function in the marine environment," explained Jones.

From BBC • May 2, 2026

He said for example that the Ramstein Air Base had "an irreplaceable function for the United States and for us alike."

From Barron's • May 1, 2026

Information for a cell to carry out a metabolic function?

From "The Gene" by Siddhartha Mukherjee

Vocabulary lists containing function

TEKS ELAR Academic Vocabulary List (5th-7th grades)

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The SAT: Language of the Test, List 6

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Language and Grammar - Introductory

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