Associations to the word «Femtometre»
Noun
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Wiktionary
FEMTOMETRE, noun. 10-15 of a metre. Symbol: fm
Dictionary definition
FEMTOMETRE, noun. A metric unit of length equal to one quadrillionth of a meter.
Wise words
Every once in a while, you let a word or phrase out and you
want to catch it and bring it back. You can't do that. It's
gone, gone forever.