Meanings
nouninertial mass (countable and uncountable, plural inertial masses)
plural inertial masses
- countableuncountablenatural sciencesThe mass of an object measured as its resistance to being accelerated by an applied force; it is equal to its gravitational mass.
Synonyms: gravitational mass
Synonyms & antonyms
nounThe mass of an object measured as its resistance to being accelerated by an applied force; it is equal to its gravitational mass.
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APA
inertial mass. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/inertial%20mass
MLA
“inertial mass.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/inertial%20mass. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “inertial mass,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/inertial%20mass.
Source: inertial mass on Wiktionary, CC BY-SA 4.0.