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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.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Contemporary definitions for ys
noun

See yoctosecond

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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Related Abbreviations for ys

ys

yoctasecond

ysec

yoctasecond
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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