Odd

Odd means unpaired, occasional, strange or unusual, or a person who is viewed as eccentric.

Odd may also refer to:

Acronym

• ODD (Text Encoding Initiative) ("One Document Does it all"), an abstracted literate-programming format for describing XML schemas
• Oodnadatta Airport (IATA: ODD), South Australia
• Oppositional defiant disorder, a mental disorder characterized by anger-guided, hostile behavior
• Operational due diligence
• Operational Design Domain (ODD) in case of autonomous cars
• Optical disc drive
• ODD, a 2007 play by Hal Corley about a teenager with oppositional defiant disorder

Mathematics

• Even and odd numbers, an integer is odd if dividing by two does not yield an integer
• Even and odd functions, a function is odd if f(−x) = −f(x) for all x
• Even and odd permutations, a permutation of a finite set is odd if it is composed of an odd number of transpositions

Ships

• HNoMS Odd, a Storm-class patrol boat of the Royal Norwegian Navy
• Odd I, a Norwegian whaler

Other

• Odd (name), a male name common in Norway
• Odd (Shinee album), an album by the South Korean boy band Shinee
• Odd, West Virginia, U.S., an unincorporated community
• Odd Della Robbia, a character in the animated television series Code Lyoko
• Odd Fellowship, a fraternal order
• Odd Grenland, a Norwegian football team
• Odd Thomas (character), a character in a series of novels by Dean Koontz
• Odd and the Frost Giants, a book by Neil Gaiman
• Odd, a science fiction short story by John Wyndham in the collection The Seeds of Time
• "Odd", a song by Loona Odd Eye Circle from Mix & Match

See also

• Odds, from probability theory and gambling
• Oddity (disambiguation)