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English definition of “be”

be

auxiliary verb (PASSIVE)   /bi/ (present tense am  /æm/ , are  /ɑr/ or is  /ɪz/, present participle being  /ˈbi·ɪŋ/, past tense was  /wʌz/ or were  /wɜr/, past participle been  /bɪn/)
used with the past participle of other verbs to form the passive: He was asked to wait. Please be seated. The World Trade Center was built in the early 1970s.
(Definition of be auxiliary verb (PASSIVE) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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