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.
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noun
A pain in the head; headache.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
pain in the head caused by dilation of cerebral arteries or muscle contractions or a reaction to drugs
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: headache, head ache
Antonyms: none provided
Broader terms: ache, aching
Narrower terms: histamine headache, cluster headache, migraine, megrim, sick headache, hemicrania, sinus headache, tension headache
History
Borrowed from Ancient Greek κεφαλαλγίᾱ (kephalalgíā). By surface analysis, cephal- + -algia.
