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[si-lek-tiv-i-tee, see-lek-] /sɪ lɛkˈtɪv ɪ ti, ˌsi lɛk-/
the state or quality of being selective.
Electricity. the property of a circuit, instrument, or the like, by virtue of which it can distinguish oscillations of a particular frequency.
Radio. the ability of a receiving set to receive any one of a band of frequencies or waves to the exclusion of others.
Origin of selectivity
1900-05; selective + -ity Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for selectivity
Contemporary Examples
Historical Examples
  • The effect of the selectivity of the “yellow spot” is noticeable in viewing certain colors.

    Visual Illusions Matthew Luckiesh
  • Certainly the principle of selectivity is a byway of possibilities.

    Artificial Light M. Luckiesh
  • The rare-earths possess the property of selectivity and are fortunately highly refractory.

    Artificial Light M. Luckiesh
  • Like a thunderstorm creating radio static, there was no selectivity.

    The Penal Cluster Ivar Jorgensen (AKA Randall Garrett)
  • This selectivity of absorption may account for the difference in the toxicity of zinc salts to plants in the various soils.

British Dictionary definitions for selectivity


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
the principle that welfare services should go only to those whose need is greatest, as revealed by needs tests, means tests, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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