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English definition of “that”

that

conjunction     strong /ðæt/ weak /ðət/
AFTER VERB/NOUN/ADJECTIVE A2 used after some verbs, nouns, and adjectives to introduce a new part of a sentence: He said that he'd collect it later. Is it true that she's pregnant?
RELATIVE CLAUSE B1 used instead of 'who' or 'which' at the beginning of a relative clause: Have you eaten all the cake that I made yesterday?
(Definition of that conjunction from the Cambridge Learner's Dictionary © Cambridge University Press)

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