Open Dictionary
mouse here to listen, click to choose/add more
Location: USA
Source: Learn That Word
Profile URL:

Are you a native English speaker? How do you pronounce this word?

Thank you for contributing!
upload mp3 file or record now it's easy, promised!

{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

n. - A congenital disorder caused by having an extra 21st chromosome.

Usage examples (9)
  • For example, all mutations that take place in humans result in physical deformities, in infirmities such as mongolism, Down syndrome, albinism, dwarfism , cancer, etc.
  • It was earlier referred to as 'mongolism' (based on the facial features of the affected individuals) - a term that is discouraged from being used today.
  • Down syndrome (mongolism) · movements and response slow
  • In many areas, Down syndrome - or ‘mongolism’ - is the most common form of mental slowness, or retardation. for more
Tutoring comment

Tutoring comment not yet available...

add more
The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google,,, and YouTube,,,,, as well as the generous Creative Commons community.