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XY in Wiktionary, the free dictionary.
XY , or xy , or any of its variants may refer to:
Entertainment
Film and television
Aktenzeichen XY… ungelöst , a German television series first broadcast in 1967
Kyle XY , an American sci-fi television series first broadcast in 2006
Pokemon The Series: XY , the 17th season of Pokémon and the first and titular season of Pokémon the Series: XY , first broadcast in 2013; named after the games
X+Y , a 2014 British film
X/Y , a 2014 American film
X&Y (film) , a 2018 Swedish film
"XY" , an episode of the 8th season of the television series Castle , first broadcast in 2018
XY Chelsea , a 2019 American-British documentary film about Chelsea Manning
Science and technology
the
XY model , a lattice model of statistical mechanics
the
XY problem , a problem of communication in software engineering and technical support situations
Genetics
XY sex chromosomes, in the
XY sex-determination system found in many animals
a
male , an organism typically having one X and one Y chromosome and producing sperm gametes that fuse with a female gamete during sexual reproduction
XY gonadal dysgenesis , also known as Swyer syndrome, a type of hypogonadism resulting in a phenotypical female with functionless gonads
Mathematics
x and y , symbols commonly used to denote
variables in mathematical formulas
(x , y ) -coordinates, a system used to locate a point in two dimensions according to the
cartesian coordinate system
X and Y , symbols conventionally used to denote the domain and codomain of a
function
The definition of an f (x , y ) function that produces a
hyperbolic paraboloid
Other uses
XY, IATA code of
Flynas (formerly Nas Air), a Saudi low-cost airline
Xy (digraph) , a digraph of the Romanized Popular Alphabet, used to write Hmong
XY, aircraft registration prefix for
Myanmar
See also
Topics referred to by the same term