tell Definition in the Cambridge English Dictionary
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Definition of “tell” - English Dictionary

Definition of "tell" - American English Dictionary

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tellverb

 us   /tel/ (past tense and past participle told  /toʊld/ )

tell verb (SAY)

[I/T] to say something to someone, esp. to give ​instructions or ​information; ​report: [T] Can you tell me how to get to the ​busstation? [I] She told about her ​travelsoverseas.

tell verb (SHOW)

[T] to show or give ​information in ​ways other than ​talking: This ​light tells you when the ​battery is ​low.

tell verb (ORDER)

[T] to ​order someone to do something: I told you to be ​home by eleven.

tell verb (KNOW)

[I/T] to ​know or ​recognize: [I] It’s hard to tell which is ​better. [T] It’s ​easy to tell a ​robin by ​itsredbreast. [+ (that) clause] I could tell that you were ​unhappy. [T] This one is ​supposed to be ​better, but how can you tell the ​difference?
(Definition of tell from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "tell" - British English Dictionary

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tellverb

uk   us   /tel/ (told, told)

tell verb (SPEAK)

A1 [T] to say something to someone, often giving them ​information or ​instructions: Tell me aboutyourholiday then. [+ two objects] Can you tell me how to get to the ​library? [+ obj + (that) ] Did you tell anyone (that) you were coming to ​see me? [+ obj + speech ] "I'm ​leaving you," she told him. [+ obj + to infinitive ] I told her to go ​home.formal He told us of his ​extraordinarychildhood. I can't tell you how ​grateful I am for ​yourhelp (= I am ​extremelygrateful).tell a lie/lies to say something/things that are not ​true: She's always telling ​lies.tell it like it is informal to tell the ​facts without ​hiding anythingtell tales disapproving If someone, usually a ​child, tells ​tales, they tell someone such as a ​teacher about something ​bad that someone ​else has done: Your ​classmates won't ​trust you if you're always telling ​tales, Alvin.
See also
tell the truth to ​speakhonestly: How do you ​know she's telling the ​truth?to tell (you) the truth to be ​honest: To tell (you) the ​truth, I didn't ​understand a word of what he was saying.
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tell verb (KNOW)

B2 [I or T] to ​know, ​recognize, or be ​certain: "He's ​Dutch." "How can you tell?" [+ (that)] I could tell (that) you were ​unhappy.B2 [T] If something tells you something, it gives you ​information: What does the ​survey tell us about the ​lives of ​teenagers?tell the difference C1 to ​notice a ​difference in ​quality between two things: This ​coffee is about ​half the ​price of that one and ​yet you really can't tell the ​difference.tell sb's fortune (also tell fortunes) to say what will ​happen in someone's ​future: At the ​fair, there was a ​lady who told ​yourfortune.tell the time UK (US tell time) to be ​able to ​understand a ​clock: My ​daughter has just ​learned to tell the ​time.there is no telling there is no way of ​knowing: There is no telling what the ​future will ​hold for them.you never can tell B2 (also you can never tell) said to ​mean that you can never ​know or be ​certain: Who ​knows what will ​happen to Peter and me in the ​future - you can never tell.
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tell verb (HAVE AN EFFECT)

[I] to have an ​effect: She's been under a lot of ​stressrecently and it's ​starting to tell.
(Definition of tell from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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“tell” in American English

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