necessity
UK/nɪ'sesɪtɪ/US/ni'sesәti/
TOEFLB2
Definitions
n.
The fact of being needed; the state of being unavoidable
必要性,必然性
n.
Something that is essential or indispensable
必需品
Root Breakdown
Root-derivednecess- (from ne- 'not' + cēdere 'give way' → 'unavoidable') + -ity ('state') = the state of being unavoidable, or an unavoidable thing. Hence both 'out of necessity' (the abstract state) and 'food is a necessity' (the concrete thing).
Root necess still carries 4 more wordsCommon Collocations
- 1.basic necessity基本必需品
- 2.absolute necessity绝对必要
- 3.out of necessity出于必要
- 4.a necessity of life生活必需品
Example Sentences
- 1.
Clean water is a basic necessity of life.
- 2.
There is no necessity to apologize.
- 3.
She learned to cook out of necessity, not for fun.
Synonym Comparison
- necessity — something unavoidable or indispensable
- need — the broadest, most everyday word for what is required
- requirement — something formally demanded or set as a condition
- essential — (noun) a basic must-have item, close to necessity but less formal