as in velocity
a high rate of movement or performance
the rapidness of the response to a call for assistance is critical in saving the victim of a heart attack
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for rapidness
Noun
-
But none of these innovations used digital technology to increase velocity, because of power constraints.—
Chloe Veltman,
NPR,
10 Feb. 2026 -
This refers to the total change in velocity and direction that a spacecraft is capable of achieving over time.—
Chris Young,
Interesting Engineering,
10 Feb. 2026
Noun
-
Winter Olympic athletes, particularly those who compete in events that involve flying down a mountain or icy track at breakneck speeds, are not exactly known for self-preservation instincts.—
Lindsay Schnell,
New York Times,
9 Feb. 2026
-
With China’s lunar program picking up speed, the pressure is on for the US to reclaim the lunar surface — a destination that has remained untouched by humans for over 50 years.—
Mrigakshi Dixit,
Interesting Engineering,
9 Feb. 2026
Noun
-
But this doesn’t explain the rapidity of the shift nor the fact that all the leading American AI research labs moved in the same direction.—
Nick Srnicek,
Wired News,
14 Jan. 2026
-
Still others warned of the rapidity with which democracy could give way to dictatorship.—
Talya Zax,
The Atlantic,
23 Dec. 2025
Noun
-
Perhaps, on extremely long timescales, those heavier elements will sink to the center of the core, producing an inert center that slows the rate of fusion even further.—
Big Think,
Big Think,
6 Feb. 2026
-
But nothing can keep rising at such extreme rates forever, and critics had been calling for a pullback.—
Arkansas Online,
Arkansas Online,
6 Feb. 2026
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Cite this Entry
“Rapidness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rapidness. Accessed 15 Feb. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
