Etymology: Middle English, from Old English tellan; akin to Old High German zellen to count, tell, Old English talu tale
Date: before 12th century
transitive verb1:count, enumerate<tell the stars, if thou be able to number them — Gen 15:5(Authorized Version)> 2 a: to relate in detail :narrate<told the whole story to us>b: to give utterance to :say<could never tell a lie> 3 a: to make known :divulge, reveal<don't tell your password>b: to express in words <she never told her love — Shakespeare> 4 a: to give information to :inform<tell us about your job>b: to assure emphatically <they did not do it, I tell you> 5:order, direct<told me to wait> 6: to find out by observing :recognize<you can tell it's a masterpiece>intransitive verb1: to give an account <an article telling of her experience> 2: to act as an informer —often used with on<I'll get even with you if you ever tell on me — Inside Detective> 3: to have a marked effect <the pressure was beginning to tell on him> 4: to serve as evidence or indication