Definition Of retard
a mentally handicapped person (often used as a general term of abuse).
delay or hold back in terms of progress, development, or accomplishment.
his progress was retarded by his limp
Example Of retard
A new gas-based fire-protection system has also been installed, which reduces the level of oxygen in the room to retard a fire.
A nominally progressive tax structure to some degree retards the concentration over time of wealth among individuals.
A vapor retarder in this location would reduce the amount of moisture that diffuses into the wall cavity.
Also, since air retarders and vapor diffusion retarders serve different functions and have distinct characteristics, it may be more practical to install them as separate systems.
Another side effect of fear is that it absolutely retards the flow of information inside a company.