f

Definition : femto
Category : Academic & Science » Units
Country/Region : Worldwide Worldwide
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Type :
Symbol

What does f mean?

Femto (f) is a unit prefix denoting a factor of 10⁻¹⁵
It is part of the International System of Units (SI).
The prefix name femto- is derived from the Danish word femten, meaning fifteen.

10 more results for f

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Worldwide F Force
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Worldwide f frequency
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Physics
Worldwide F Fluorine
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Chemistry
Worldwide F Fahrenheit
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Worldwide f focal length
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Physics
Worldwide F Fail/Failure
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Worldwide F Faraday constant
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Worldwide F Full
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Worldwide F Helmholtz free energy
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Worldwide F Female
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Frequently Asked Questions

What is the full form of f in Metric Prefixes?

The full form of f is femto

What are the full forms of f in Academic & Science?

Force | frequency | Fluorine | Fahrenheit | focal length | femto | Fail/Failure | Faraday constant | Helmholtz free energy

What are the full forms of f in Worldwide?

Force | frequency | Fluorine | Fahrenheit | focal length | femto | Fail/Failure | Faraday constant | Full | Helmholtz free energy | Female

Translation

Translate femto into other languages

Citations Formatting rules vary by edition. Please verify against your required style manual.

APA Style

FullForms. (2026). f. FullForms.com. https://fullforms.com/f/full/25589

Chicago Style

FullForms. "f." Accessed June 4, 2026. https://fullforms.com/f/full/25589.

Harvard Style

FullForms (2026) 'f', FullForms.com. Available at: https://fullforms.com/f/full/25589 (Accessed: 04 June 2026).

MLA Style

"f." FullForms.com, 2026, https://fullforms.com/f/full/25589. Accessed 04 Jun. 2026.