hy·​per·​ag·​gres·​sive ˌhī-pər-ə-ˈgre-siv How to pronounce hyperaggressive (audio)
variants or hyper-aggressive
: extremely or excessively aggressive
a hyperaggressive sales agent
… the high-status prizes now go only to those willing to be hyperaggressive about doing what's necessary to achieve results.Kenneth Labich
hyperaggressively adverb
or hyper-aggressively
Genetically altered mice are scampering all over the place, losing weight, acting hyperaggressively. Linton Weeks
hyperaggressiveness noun
or hyper-aggressiveness
… the spotted hyena, famed for the hyperaggressiveness of the female member of the species. Natalie Angier

Word History

First Known Use

1940, in the meaning defined above

Time Traveler
The first known use of hyperaggressive was in 1940

Dictionary Entries Near hyperaggressive

Cite this Entry

“Hyperaggressive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperaggressive. Accessed 3 Feb. 2023.

Medical Definition


hy·​per·​ag·​gres·​sive ˌhī-pə-rə-ˈgres-əv How to pronounce hyperaggressive (audio)
: extremely or excessively aggressive
hyperaggressive patients

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