Word Study
ectasis
WORDNET DICTIONARY
Noun ectasis has 1 sense
- ectasis(n = noun.state) ectasia - dilatation or distension of a hollow organ; Array is a kind of dilatation, distension, distention
has particulars: lymphangiectasia, lymphangiectasis, alveolar ectasia
CIDE DICTIONARY
ectasis, n. [L., fr. Gr. ; 'ek out + to stretch.].
The lengthening of a syllable from short to long. [1913 Webster]
For further exploring for "ectasis" in Webster Dictionary Online