noun
- A colorless element that is one of the six inert gasses; occurs in trace amounts in air.
- synonyms: krypton, atomic number 36
- A communist organization formed in Cambodia in 1970; became a terrorist organization in 1975 when it captured Phnom Penh and created a government that killed an estimated three million people; was defeated by Vietnamese troops but remained active until 1999.
WordNet 3.0 © 2006 by Princeton University
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| Chicago | WordNet. 2010. "kr" http://smartdefine.org/kr/definitions/1289968 (accessed September 21, 2026). |
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| MLA | WordNet. "kr" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/kr/definitions/1289968> |