Standard Lemma guide

polymicrogyria

noun · 1 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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1

noun

Meaning 1

A deformity of the brain such that it has an excessive number of small folds, causing mental retardation.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: medicine, pathology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *pleh1- Proto-Indo-European *polh1ús Ancient Greek πολῠ́ς (polŭ́s)lbor. English poly- English micro- English gyrus Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Latin -iader. English -ia English polymicrogyria From poly- + micro- + gyrus + -ia.

Across languages

Translations

2 source translations are retained for this English entry.

  • French: polymicrogyrie — a deformity of the brain such that it has an excessive number of small folds, causing mental retardation
  • Turkish: Çoklu az kıvrımlı beyin — a deformity of the brain such that it has an excessive number of small folds, causing mental retardation