Negative-lens
noun, Optics.
1.
.
noun, Optics.
1.
a lens that causes a beam of parallel rays to diverge after refraction, as from a virtual image; a lens that has a negative focal length.
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[neg-uh-tiv] /ˈnɛg ə tɪv/ adjective 1. expressing or containing negation or denial: a negative response to the question. 2. refusing consent, as to a proposal: a negative reply to my request. 3. expressing refusal to do something: He maintained a negative attitude about cooperating. 4. prohibitory, as a command or order. 5. characterized by the […]
- Negative-option
noun 1. a clause in a sales contract, as for a series of books or records, that provides that merchandise will be sent periodically to the subscriber unless he or she notifies the company in writing that it is not wanted.
- Negative polarity
noun 1. (grammar) the grammatical character of a word or phrase, such as ever or any, that may normally be used only in a semantically or syntactically negative or interrogative context
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noun 1. a financial loss