Odd

Look up odd in Wiktionary, the free dictionary.

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

Odd may also refer to:

In mathematics, the term is used in several senses related to even:

• 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

Other uses:

• Odd (name), a male name common in Norway
• Odd, West Virginia, USA, an unincorporated community
• Odd Grenland, a Norwegian football team
• HNoMS Odd, a Storm-class patrol boat of the Royal Norwegian Navy
• Odd Della Robbia, a character in the animated television series Code Lyoko
• Odd (Shinee album), an album by the South Korean boy band Shinee
• Odd Thomas (character), a character in a series of novels by Dean Koontz
• Odd, a science fiction short story by John Wyndham in the collection The Seeds of Time

ODD as an acronym may refer to:

• Optical disc drive
• ODD (fanzine), a Hugo-nominated science fiction fanzine
• ODD (Text Encoding Initiative), "One Document Does it all", an abstracted literate-programming format for describing XML schemas
• Oppositional defiant disorder, a mental disorder characterized by anger-guided, hostile behavior
• ODD, a play by Hal Corley about a teenager with oppositional defiant disorder
• Operational Due Diligence

See also

• Odds, from probability theory and gambling