Standard Lemma guide

hemicrania

noun · 2 senses · updated from the 2026-07-25 local source snapshot

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

Pronunciation

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  • rhymes with -eɪniə

1

noun

Meaning 1

A headache affecting one side of the head.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: medicine, pathology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a severe recurring vascular headache; occurs more frequently in women than men

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: migraine, megrim, sick headache

Antonyms: none provided

Broader terms: headache, head ache, cephalalgia

History

Etymology

From Late Latin hemicrania (“pain in one half of the head”), from Ancient Greek ἡμικρᾱνίᾰ (hēmikrāníă), from ἡμι- (hēmi-, “hemi-, half”) + κρανίον (kraníon, “skull”) (from whence also cranium). Cognate to megrim and migraine, which also derive from the Latin.

Across languages

Translations

3 source translations are retained for this English entry.

  • Portuguese: hemicrania — a headache affecting one side of the head
  • Portuguese: enxaqueca — a headache affecting one side of the head
  • Spanish: hemicránea — a headache affecting one side of the head