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Collins Concise English Dictionary © HarperCollins Publishers:: hyper- prefix - above, over, or in excess: hypercritical
- (in medicine) denoting an abnormal excess: hyperacidity
- indicating that a chemical compound contains a greater than usual amount of an element: hyperoxide
Etymology: from Greek huper over hy•per1 /ˈhaɪpɚ/USA pronunciation adj. [Informal.]- overexcited;
keyed up:acting hyper after staying inside for five days. - overly concerned about something:hyper about proper pronunciation.
hyper-, prefix. - hyper- is attached to nouns and adjectives and means "excessive;
overly;
too much;
unusual:''hyper- + critical → hypercritical (= overly critical);hyper- + inflation → hyperinflation (= inflation that is unusual or too high).Compare super-. - hyper- is also used in computer words to refer to anything not rigidly connected in a step-by-step manner:hyper- + text → hypertext (= text or information that the user can gain access to in the order he or she chooses).
WordReference Random House Unabridged Dictionary of American English © 2024hy•per1 (hī′pər),USA pronunciation [Informal.]adj. - overexcited;
overstimulated;
keyed up. - seriously or obsessively concerned;
fanatical;
rabid:She's hyper about noise pollution. - hyperactive.
n. - a person who is hyper.
- probably independent use of hyper- 1970–75
- Informal Termsa person who promotes or publicizes events, people, etc., esp. one who uses flamboyant or questionable methods;
promoter;
publicist.
- hype1 + -er1 1910–15, American., for an earlier sense
- a prefix appearing in loanwords from Greek, where it meant "over,'' usually implying excess or exaggeration (hyperbole);
on this model used, especially as opposed to hypo-, in the formation of compound words (hyperthyroid). Cf. super-.
- Greek, representing hypér over, above; cognate with Latin super (see super-); akin to over
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