Thesaurus.com
Dictionary.com
f
  • a variation of F.
f/
  • a variation of f/.
f:
  • a variation of f/.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Some of the most intriguing targets include the TRAPPIST-1 system planets d, e, f, and g, located about 40 light-years from Earth, as well as LHS 1140 b, which lies 48 light-years away.

From Science Daily • Mar. 25, 2026

The cybersecurity company’s earnings and revenue forecast met analysts’ expectations but f ailed to impress investors.

From Barron's • Nov. 20, 2025

Thompson has instituted a curfew around the facility, allowing protests to occur only between f 9 a.m. and 6 p.m.

From Los Angeles Times • Oct. 10, 2025

In Welsh a single f is pronounced as a v — it takes two fs to make the noise in “fight” — and the emphasis is always on the penultimate syllable.

From Salon • May 27, 2024

In 1676, Robert Hooke figured out that the force exerted by a spring, f, was a negative constant, –k, multiplied by the distance, x, that you’ve stretched it: f = –kx.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife