ptyalin

[tahy-uh-lin]

Origin of ptyalin

1835–45; < Greek ptýal(on) spittle, saliva + -in2
Also called salivary amylase.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ptyalin

Historical Examples of ptyalin


British Dictionary definitions for ptyalin

ptyalin

noun
  1. biochem an amylase secreted in the saliva of man and other animals

Word Origin for ptyalin

C19: from Greek ptualon saliva, from ptuein to spit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

ptyalin in Medicine

ptyalin

[tīə-lĭn]
n.
  1. An amylase present in saliva that catalyzes the hydrolysis of starch into maltose and dextrin.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

ptyalin in Science

ptyalin

[tīə-lĭn]
  1. An enzyme found in the saliva of humans and herbivorous animals that helps in the predigestion of starches. Ptyalin is a type of amylase.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.