Look up hash in Wiktionary, the free dictionary.
Hash, hashes, hash mark, or hashing may refer to:
Substances
- Hash (food), a coarse mixture of ingredients, often based on minced meat
- Hash (stew), a pork and onion-based gravy found in South Carolina
- Fossil hash, a rock composed primarily of fragmented fossils
- Hash, a nickname for hashish, a cannabis product
Marks and symbols
- Number sign (#), also known as the hash, hash mark, or (in American English) pound sign
- Checkmate symbol in chess
- Hatch marks, hash marks or tick marks, a form of mathematical notation
- The individual markings on a graduation (scale)
- Hash mark (sports), a similar marking on hockey rinks and gridiron football fields
- Service stripe, a military and paramilitary decoration
- Tally mark, a counting notation
Computing
- Hash function, a small, fixed-size pseudorandom index derived in a deterministic way from data; used in hash tables and cryptography
- Cryptographic hash function, a hash function used to authenticate message integrity
- Hash chain, a method of producing many single-use keys from a master key or password
- Geohash, a spatial data structure which subdivides space into buckets of grid shape
- Hash table, a data structure using hash functions
- hash (Unix), an operating system command for manipulating a hash table
- Zobrist hashing, a method of hashing chess positions into a key
- Cryptographic hash function, a hash function used to authenticate message integrity
- URI fragment, in computer hypertext, a string of characters that refers to a subordinate resource
Other uses
- Hash (EP) ([#]), a 2020 EP by Loona
See also
- Fossil hash, a rock composed primarily of fragmented fossils
- Hachis parmentier, a name for shepherd's pie
- Hash browns
- Hash House (disambiguation)
- Hashtag, a form of metadata often used on social networking websites
- Hatching, graphic procedure and pattern
- All pages with titles beginning with Hash or containing Hash
- All pages with titles beginning with HASH
- All pages with titles beginning with Hash
- All pages with titles containing H.A.S.H.
- All pages with titles containing Hash
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