请输入您要查询的英文单词:

 

单词 selectivity
释义

selectivity

[ si-lek-tiv-i-tee, see-lek- ]
/ sɪ lɛkˈtɪv ɪ ti, ˌsi lɛk- /
SEE SYNONYMS FOR selectivity ON THESAURUS.COM

noun

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

First recorded in 1900–05; selective + -ity

Words nearby selectivity

selective service, Selective Service System, selective stain, selective synchronization, selective transmission, selectivity, selectman, selector, selectorate, selegiline hydrochloride, selen-
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for selectivity

British Dictionary definitions for selectivity

selectivity
/ (sɪˌlɛkˈtɪvɪtɪ) /

noun

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
随便看

 

英语词典包含192737条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/2/3 4:22:55