Acronym of Central Atlas Tamazight. / Acronym of computer-adaptive test. / Acronym of common admission test. / Acronym of civil air transport. / Acronym of clear-air turbulence.

Centre for Alternative Technology / Counter Assault Team / Citizens Area Transit / Canadian Achievement Tests / Cambridge Antibody Technology

(informal) A Catalina flying boat.

(slang) A piece of heavy machinery, such as a backhoe, of the Caterpillar brand.

A diminutive of the female given names Catherine or Caitlin.

A domesticated species (Felis catus) of feline animal, commonly kept as a house pet. / Any similar animal of the family Felidae, which includes lions, tigers, bobcats, etc.

(slang) A street name of the drug methcathinone. / Abbreviation of catapult. / Abbreviation of catalytic converter. / Abbreviation of catamaran. / Abbreviation of category. / Abbreviation of catfish.

(nautical, transitive) To hoist (the anchor) by its ring so that it hangs at the cathead. / (nautical, transitive) To flog with a cat-o'-nine-tails. / (slang) To vomit. / To go wandering at night.

(computing, transitive) To apply the cat command to (one or more files). / (computing, slang) To dump large amounts of data on (an unprepared target) usually with no intention of browsing it carefully.

(Ireland, colloquial) Catastrophic; terrible, disastrous.