noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The dilation or distention of a hollow or tubular part of the body, typically due to disease or injury. countable, uncountable
2. 2
   dilatation or distension of a hollow organ wordnet
3. 3
   The lengthening of a syllable from short to long. countable, uncountable

Synonyms

All synonyms

ectasiaectasiadiastolediastoleswelling

Etymology

From Ancient Greek ἔκτασις (éktasis).

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.