Examples of retard in a Sentence
The chemical will retard the spread of fire.
The problems have retarded the progress of the program.
Origin and Etymology of retard
Middle English, from Anglo-French or Latin; Anglo-French retarder, from Latin retardare, from re- + tardus slow
First Known Use: 15th century
Synonym Discussion of retard
First Known Use of retard
RETARD Defined for English Language Learners
Definition of retard for English Language Learners
: to slow down the development or progress of (something)
RETARD Defined for Kids
Medical Definition of retard
: to slow up especially by preventing or hindering advance or development retard spoilage retard hair loss
Seen and Heard
What made you want to look up retard? Please tell us where you read or heard it (including the quote, if possible).