noun

• (grammar) A sentence not containing a subject or a predicate; a sentence fragment.
• (computing) An incomplete portion of code.
• (Internet) A portion of a URL referring to a subordinate resource or anchor (such as a specific point on a web page), introduced by the # sign.
  "The URL www.example.com/home#recent ends with a fragment."
• (biology) A split piece of an organism that has undergone the asexual reproduction process where the organism spilts into one or more pieces, then those pieces become new individuals.

verb

• (intransitive) To break apart.
  "Once the centralized power of Rome fragmented, economic, social and political power simplified and relocalized."
• (transitive) To cause to be broken into pieces.
  "Samois includes celebate ^([sic]), heterosexual and bisexual women as well as lesbians, and I feel very strongly that this is the wisest choice. Our community is so fragile that we can't afford to fragment it by excommunicating non-lesbian women."
• (transitive, computing) To break up and disperse (a file) into non-contiguous areas of a disk.
• (intransitive, biology) Of an organism: to undergo the asexual reproduction process where an organism spilts into one or more pieces, then those pieces become new individuals.