1
: very large or great
He has a tremendous amount of energy.
a tremendous problem
The engine's power is tremendous.
She is a writer of tremendous talent.
2
: very good or excellent : wonderful
That performance was tremendous!
We had a tremendous time.
Cite this Entry
“Tremendous.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/tremendous. Accessed 16 Apr. 2026.
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