Thesaurus.com
Dictionary.com
m
  • a variation of M.
m.
  • a variation of M..

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.

Here, E again represents energy, m is the particle's mass, and c is the speed of light.

From Science Daily • Mar. 10, 2026

These animals were 'crocodile-like' relatives of today's salamanders and frogs and could reach lengths of up to 2 m.

From Science Daily • Feb. 25, 2026

“I m not sure why he was sanctimonious and agressive when detailing the harvey weinstein allegations,” Epstein wrote. “now watching the overlay , its amazing.”

From Salon • Feb. 6, 2026

Spanning over some 3,000 sq m, it opened to visitors last week and is part of the expansive campus of Qatar Foundation's Education City, an educational and research hub.

From BBC • Dec. 6, 2025

The hole needs to be at least 2.5 m long and the full 2 m width ot the pressure vessel.

From "The Martian" by Andy Weir