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Definition of hyper

hyper

/ˈhaɪ.pɚ/
hy · per
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hyper Lexical Profile

hyper Game Scores & Validity

• adjective

1

Unusually energetic, excitable, or restless; hyperactive.

Example

"The children became very hyper after eating all their birthday cake."

Synonyms
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Antonyms
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• Rhymes for hyper

• Nearby Words

hymnist
hymnlike
hype
hyper
hyperactive
hyperactively
hyperactivity

Word Origin & Etymology

Originated in the mid-20th century as an informal clipping of "hyperactive" or "hyperexcited," ultimately derived from the Ancient Greek preposition "hyper," meaning "over" or "beyond."

Cite this Entry

Wordmom. (2026). Definition of Hyper. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/hyper
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