Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
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noun
Abnormally increased and sometimes uncontrollable activity or muscular movements.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, pathology, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
A condition especially of childhood characterized by hyperactivity.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, pathology, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
Etymology tree Proto-Indo-European *úp Proto-Indo-European *-er Proto-Indo-European *upér Proto-Hellenic *hupér Ancient Greek ῠ̔πέρ (hŭpér) Ancient Greek ῠ̔περ- (hŭper-)der. English hyper- English -kinesis English hyperkinesis From hyper- + -kinesis.
Across languages
12 source translations are retained for this English entry.
