noun, plural pty·a·lec·ta·ses [tahy-uh-lek-tuh-seez] /ˌtaɪ əˈlɛk təˌsiz/.
  1. spontaneous or surgical dilatation of a salivary duct.

Origin of ptyalectasis

< Greek ptýal(on) saliva + éktasis a stretching out, equivalent to ek- ec- + ta-, variant stem of teínein to stretch + -sis -sis Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

ptyalectasis in Medicine


  1. sialectasis
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.