Y (redirected from Why?)

Acronym	Definition
Y	Year
Y	Yes
Y	YMCA or YWCA (Young Men's Christian Association or Young Women's Christian Association)
Y	Why?
Y	Yahoo! (Internet search engine)
Y	Yellow
Y	Corporation (IRB)
Y	Income (economics)
Y	Economy (class airfare)
Y	Business Class (Air Freight; also see C, Economy Class)
Y	Yard
Y	Yankee (aviation letter code)
Y	Yen (Japanese currency)
Y	Yukon Territory (postal code designation, Canada)
Y	Y Chromosome
Y	Bundeswehr (German Armed Forces; number plate)
Y	Tyrosine (amino acid)
Y	Yaw
Y	Yttrium
Y	Yeoman
Y	Luminance (signal)
Y	Yotta- (prefix, 10^24 or septillion)
y	Yocto (prefix for one septillionth, 10^ -24)
Y	Male Chromosome
Y	Yukon Standard Time
Y	search and rescue unit (SRU) error (US DoD)
Y	US DoT tire speed rating (188 mph)
Y	Vertical axis in Cartesian coordinate system
Y	Navigational error of search craft
Y	Prototype Aircraft Designation