femtometre

Q: Where does femtometre come from?

Etymology tree Proto-Indo-European *pénkʷe Proto-Germanic *fimf Proto-Indo-European *déḱm̥ Proto-Germanic *tehun Proto-Germanic *fimftehun Old Norse fimmtánder. Danish femtender. English femto- English metre English femtometre From femto- + metre.

Word Rarity Very rare

Frequency: Zipf frequency 0.00 in modern English

Syllables: fem-tome-tre
IPA

Scrabble Score

Letters

Syllables

Unique Chars

Meaning

noun

An SI unit of length equal to 10⁻¹⁵ metres. Symbol: fm

Example Sentences

"Holonyms: picometre < nanometre < micrometre < millimetre < centimetre < decimetre < metre < kilometre < megametre < gigametre < terametre < petametre < exametre < zettametre < yottametre < ronnametre < quettametre"
"Meronyms: yoctometre < zeptometre < attometre"
"The speed of light is about 0.3 femtometres per yoctosecond."

Etymology

Etymology tree Proto-Indo-European *pénkʷe Proto-Germanic *fimf Proto-Indo-European *déḱm̥ Proto-Germanic *tehun Proto-Germanic *fimftehun Old Norse fimmtánder. Danish femtender. English femto- English metre English femtometre From femto- + metre.

Inflected Forms

femtometres (plural)

Derived Forms

femtometric

Frequently Paired Words

mul:fm femtometer

Synonyms

femtometer fermi

Questions

What does femtometre mean?

An SI unit of length equal to 10⁻¹⁵ metres. Symbol: fm

Where does femtometre come from?

How to pronounce femtometre

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