释义 |
WordReference Random House Unabridged Dictionary of American English © 2024se•lec•tiv•i•ty (si lek tiv′i tē, sē′lek-),USA pronunciation n. - the state or quality of being selective.
- Electricity, Electronicsthe property of a circuit, instrument, or the like, by virtue of which it can distinguish oscillations of a particular frequency.
- Radio and Televisionthe ability of a receiving set to receive any one of a band of frequencies or waves to the exclusion of others.
Collins Concise English Dictionary © HarperCollins Publishers:: selectivity /sɪˌlɛkˈtɪvɪtɪ/ n - the state or quality of being selective
- the degree to which a radio receiver or other circuit can respond to and separate the frequency of a desired signal from other frequencies by tuning
WordReference Random House Learner's Dictionary of American English © 2024se•lec•tive /sɪˈlɛktɪv/USA pronunciation adj. - choosing carefully:is a selective shopper.
of or relating to a few chosen items; not general:selective enforcement of the laws. se•lec•tive•ly, adv.: The police seem to enforce the traffic laws selectively. se•lec•tiv•i•ty /sɪlɛkˈtɪvɪti/USA pronunciation n. [uncountable] WordReference Random House Unabridged Dictionary of American English © 2024se•lec•tive (si lek′tiv),USA pronunciation adj. - having the function or power of selecting;
making a selection. - characterized by selection, esp. fastidious selection.
- of or pertaining to selection.
- Electricity, Radio and Televisionhaving good selectivity.
se•lec′tive•ly, adv. se•lec′tive•ness, n. - 2.See corresponding entry in Unabridged . discriminating, particular, discerning.
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