How to Use "Function" with Example Sentences

function (n): a purpose of something; a special event

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Used with adjectives:

"This piece serves an important function in the machine."
(important, valuable)

"He has a critical function in our organization."
(critical, crucial, key, vital, essential)

"The main function of this system is to process data."
(main, major, primary, chief)

"This machine serves a specific function."
(specific, particular)

"This item is often used for things other than its original function."
(original, basic, proper)

"They are running some tests on his brain function."
(brain, liver, kidney, organ)

"His bodily function is intact despite the injury."
(bodily, mental)

"She has a dual function as both teacher and administrator."
(dual)

"We are attending a charity function this weekend."
(charity, social)

Used with verbs:

"He has many functions within our organization."
(has, fulfills, performs, serves)

"They are holding a charity function next month."
(be + holding, be + having)

"He has to attend many official functions."
(attend, go to)

function (v): to work or operate in a particular way

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Used with adverbs:

"The organization functions efficiently."
(efficiently, effectively, well, successfully, smoothly)

"We are trying to make this function perfectly."
(perfectly, flawlessly)

"Things are not functioning properly."
(properly, normally, correctly, adequately)

"This machine barely functions."
(barely, hardly)

"The engine is functioning poorly."
(poorly)

"This system is designed to function independently."
(independently)

"He didn't learn how it actually functions."
(actually, really)

"This functions mainly as a back-up."
(mainly, primarily, largely)

"The group still functions despite lack of funding."
(still)

Used with verbs:

"The group is unable to function under these restrictions."
(be + unable)

"We are able to function while waiting for new information."
(be + able to, can)

"Her body began to function normally with the new medication."
(began, started)

"The plan has ceased to function as expected."
(ceased)

"Everything continues to function normally."
(continues)

Used with nouns:

"The system is not functioning in a normal way."
(system, economy)

"Her brain is functioning properly again."
(brain)