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femtometer

 - 2 dictionary results

fem⋅to⋅me⋅ter

[fem-tuh-mee-ter]
–noun Physics.
fermi. Symbol: fm

Origin:
1970–75; femto- + meter 1

fer⋅mi

[fur-mee; It. fer-mee]
–noun Physics.
a unit of length, 10−15 m, used in measuring nuclear distances. Symbol: F
Also called femtometer.


Origin:
named after E. Fermi
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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