Zoology

• Hermit crab
  Hermit crab
  Hermit crabs are decapod crustaceans of the superfamily Paguroidea. Most of the 1100 species possess an asymmetrical abdomen which is concealed in an empty gastropod shell that is carried around by the hermit crab.-Description:...
  
  , superfamily Paguroidea
• King crab
  King crab
  King crabs, also called stone crabs, are a superfamily of crab-like decapod crustaceans chiefly found in cold seas. Because of their large size and the taste of their meat, many species are widely caught and sold as food, the most common being the red king crab, Paralithodes camtschaticus.King...
  
  , family Lithodidae
• Porcelain crab
  Porcelain crab
  Porcelain crabs are decapod crustaceans in the widespread family Porcellanidae, which superficially resemble true crabs. They are typically less than wide, and have flattened bodies as an adaptation for living in rock crevices...
  
  , the family Porcellanidae
• Horseshoe crab
  Horseshoe crab
  The Atlantic horseshoe crab, Limulus polyphemus, is a marine chelicerate arthropod. Despite its name, it is more closely related to spiders, ticks, and scorpions than to crabs. Horseshoe crabs are most commonly found in the Gulf of Mexico and along the northern Atlantic coast of North America...
  
  , Limulus polyphemus
• Crab louse
  Crab louse
  Crab lice are parasitic insects notorious for infesting human pubic hair. The species may also live on other areas with hair, including the eyelashes. They feed exclusively on blood...
  
  , Crab lice, Phthirus pubis, Pthirus pubis, (also known as "crabs" and "pubic lice"), a parasitic insect notorious for infesting human pubic hair
  • Pediculosis pubis
    Pediculosis pubis
    Pediculosis pubis is a disease caused by the crab louse Phthirus pubis, a parasitic insect notorious for infesting human pubic hair. The species may also live on other areas with hair, including the eyelashes causing pediculosis ciliaris. Infestation usually lead to intense itching in the pubic area...
    
    , disease caused by the crab louse

Food

• Crab meat
  Crab meat
  Crab meat or Crabmeat is the meat found within a crab. It is used in many cuisines across the world, prized for its soft, delicate taste. Brown crab , blue crabs , blue swimming crabs , red swimming crabs are among the most commercially available species of crabmeat globally.-Grades:In Western...
  
  , the seafood meat found within a crab
  • Crab sticks, imitation crab meat

Science

• Cancer (constellation)
  Cancer (constellation)
  Cancer is one of the twelve constellations of the zodiac. Its name is Latin for crab and it is commonly represented as such. Its symbol is . Cancer is small and its stars are faint...
  
  , a stellar constellation
• Crab Nebula
  Crab Nebula
  The Crab Nebula  is a supernova remnant and pulsar wind nebula in the constellation of Taurus...
  
  , the supernova remnant found in the constellation Taurus
  • Crab Pulsar
    Crab Pulsar
    The Crab Pulsar is a relatively young neutron star. The star is the central star in the Crab Nebula, a remnant of the supernova SN 1054, which was widely observed on Earth in the year 1054...
    
    , the central star in the Crab Nebula
• Crab (unit)
  Crab (unit)
  A Crab is a standard astrophotometrical unit for measurement of the intensity of Astrophysical X-ray sources. One Crab is defined as the intensity of the Crab Nebula at the corresponding X-ray energy....
  
  , photometrical unit of X-ray astronomy

Technology

• Crab landing, a method of landing a fixed-wing aircraft in a crosswind
• Crab (cipher)
  Crab (cipher)
  In cryptography, Crab is a block cipher proposed by Burt Kaliski and Matt Robshaw at the first Fast Software Encryption workshop in 1993. Not really intended for use, Crab was developed to demonstrate how ideas from hash functions could be used to create a fast cipher.Crab has an unusually large...
  
  , an encryption algorithm based on MD5
• Crab steering, where the front wheels turn in the same direction as the rear wheels, for example with a camera dolly
  Camera dolly
  A camera dolly is a specialized piece of filmmaking and television production equipment designed to create smooth camera movements . The camera is mounted to the dolly and the camera operator and focus puller or camera assistant, usually ride on the dolly to operate the camera...
  
  

Music

• Crab canon
  Crab canon
  A crab canon—also known by the Latin form of the name, canon cancrizans—is an arrangement of two musical lines that are complementary and backward, similar to a palindrome. Originally it is a musical term for a kind of canon in which one line is reversed in time from the other . A famous example...
  
  , a musical form
• Crab (scratch)
  Crab (scratch)
  A crab is a type of scratch used by turntablists. It is made from a combination of moving the record on the turntable by hand and quick movement of the crossfader.- Creation :...
  
  , a DJ technique
• Crab Records
  Crab Records
  Crab Records was a reggae label that issued releases from 1968 to 1971. Crab was a subsidiary of Pama Records, who along with Trojan Records, was one the major labels for reggae music in the UK...
  
  , a defunct record label

Other

• Crab apples, species of the genus Malus
  Malus
  Malus , the apples, are a genus of about 30–35 species of small deciduous trees or shrubs in the family Rosaceae. Other studies go as far as 55 species including the domesticated Orchard Apple, or Table apple as it was formerly called...
  
   other than the table apple Malus domestica
• Sherman Crab, a British World War II mine-clearing tank
• LMS Hughes Crab
  LMS Hughes Crab
  The London Midland and Scottish Railway Hughes Crab or Horwich Mogul is a class of mixed traffic 2-6-0 steam locomotive built between 1926 and 1932. They are noted for their appearance with large highly-angled cylinders caused by restricted loading gauge...
  
  , a class of steam locomotive
• An athletic move akin to the float
  Float (breakdancing move)
  The float is a b-boying move in which the body is held parallel to the floor while balancing on one or both hands. Though it appears to demand great strength, the float actually requires balance above all because the breaker's weight is supported on the elbows which are firmly planted into the...
  
   in breakdancing
• Crab (posture)
  Crab (posture)
  The Crab is the name given to a body position sometimes seen in basic gymnastics, yoga, and breakdancing. The body is supinated so that the back faces the ground, the legs are bent like sitting in a chair, and the arms extend straight backward. Only the feet and hands touch the ground, and the...
  
   used in gymnastics, breakdancing, yoga

See also

• Mr. Krabs, a character from the animated TV series SpongeBob SquarePants
  SpongeBob SquarePants
  SpongeBob SquarePants is an American animated television series, created by marine biologist and animator Stephen Hillenburg. Much of the series centers on the exploits and adventures of the title character and his various friends in the underwater city of "Bikini Bottom"...
  
  
• "Krabe", one of the monsters in the animated TV series Code Lyoko
  Code Lyoko
  Code Lyoko is a French animated television series created by Thomas Romain and Tania Palumbo. The series centers on boarding school students Jeremie, Ulrich, Yumi, and Odd who travel to the virtual world of Lyoko to fight against multi-agent computer program XANA with Aelita, a being originally...
  
  
• Krabby, a Pokémon species whose Japanese name is Crab
• Crab Orchard (disambiguation)
• Russian submarine Krab
  Russian submarine Krab
  The Krab was a submarine built for the Imperial Russian Navy. She was designed by Mikhail Petrovich Nalyotov as the world's first submarine minelayer, although due to construction delays the German UC submarines entered service earlier. The mines were stowed in two horizontal galleries exiting...
  
  
• Krab (disambiguation)