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. - The act of slowing down or falling behind; A decrease in rate of change; Lack of normal development of intellectual capacities; Any agent that delays or hinders; The extent to which something is delayed or held back.

Usage examples (34)
  • Does this "prove" that mental retardation is a choice?
  • “In a world of learned ineptitude, retardation is revolutionary.”
  • Likewise mental retardation is a disorder with a biologcal cause not a choice.
  • Oh well, retardation is a birth defect, thankfully it only effects republicans. rimantas 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.