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90s Slang You Should Know

Y, y

[wahy] /waɪ/
noun, plural Y's or Ys, y's or ys.
1.
the 25th letter of the English alphabet, a semivowel.
2.
any spoken sound represented by the letter Y or y, as in yet, city, or rhythm.
3.
something having the shape of a Y .
4.
a written or printed representation of the letter Y or y.
5.
a device, as a printer's type, for reproducing the letter Y or y.

ysec

1.
yoctosecond.
Also called ys.

yoctosecond

[yok-tuh-sek-uh nd] /ˈyɒk təˌsɛk ənd/
noun
1.
one septillionth (10 -24) of a second.
Abbreviation: ysec, ys.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for ys
Historical Examples
Contemporary definitions for ys
noun
noun

one septillionth (10-24) of a second; abbr. ys , yser

Word Origin

1996-2001

Dictionary.com's 21st Century Lexicon
Copyright © 2003-2014 Dictionary.com, LLC
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ys in Science
Y  
The symbol for yttrium.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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