Meaning of SUFFICIENT in English
/ səˈfɪʃnt; NAmE / adjective
sufficient (to do sth) | sufficient (for sth/sb) enough for a particular purpose; as much as you need :
Allow sufficient time to get there.
These reasons are not sufficient to justify the ban.
Is £100 sufficient for your expenses?
—see also self-sufficient
► suf·fi·cient·ly adverb :
The following day she felt sufficiently well to go to work.
Middle English (in the sense legally satisfactory ): from Old French , or from Latin sufficient- meeting the need of, from sufficere put under, meet the need of, from sub- under + facere make.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005