Meaning of CLEARANCE in English
n. 25B6; noun
slum clearance : REMOVAL, clearing, demolition.
you must have Home Office clearance : AUTHORIZATION, permission, consent, approval, blessing, leave, sanction, licence, dispensation, assent, agreement, endorsement; informal the green light, the go-ahead, the thumbs up, the OK, the say-so.
the clearance of a debt : REPAYMENT, payment, paying (off), settling, discharge.
there is plenty of clearance : SPACE, room (to spare), margin, leeway.
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012