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[krip-ton] /ˈkrɪp tɒn/ noun, Chemistry. 1. an inert, monatomic gaseous element, present in very small amounts in the atmosphere: used in high-power, tungsten-filament light bulbs. Symbol: Kr; atomic weight: 83.80; atomic number: 36. /ˈkrɪptɒn/ noun 1. an inert gaseous element occurring in trace amounts in air and used in fluorescent lights and lasers. Symbol: Kr; […]
noun any surviving fragment of the exploded mythological planet Krypton, home of Superman n. fictional substance in the “Superman” series, where it weakens the otherwise invulnerable hero, 1943; perhaps from elements of krypton (which is a gas) + meteorite.
/ˈkraɪtrɒn/ noun 1. (electronics) a type of fast electronic gas-discharge switch, used as a trigger in nuclear weapons noun a high-speed solid-state switching device triggered by light pulses and used in nuclear devices Word Origin 1994
1. Kansas (approved especially for use with zip code). [key] /keɪ/ noun, plural K’s or Ks, k’s or ks. 1. the eleventh letter of the English alphabet, a consonant. 2. any sound represented by the letter K or k, as in bilk, kit, or sick. 3. something having the shape of a K . 4. […]