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
Four things come not back. The spoken word, the sped arrow,
the past life, ad the neglected opportunity.