What is the meaning of femtometer?

noun

  • A metric unit of length equal to one quadrillionth of a meter.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). femtometer. Retrieved September 22, 2026, from http://smartdefine.org/femtometer/definitions/1243960
ChicagoWordNet. 2010. "femtometer" http://smartdefine.org/femtometer/definitions/1243960 (accessed September 22, 2026).
HarvardWordNet 2010, femtometer, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/femtometer/definitions/1243960>.
MLAWordNet. "femtometer" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/femtometer/definitions/1243960>