controlled

adjective

con·​trolled kən-ˈtrōld 

1

: restrained

2

: regulated by law with regard to possession and use

controlled drugs

Examples of controlled in a Sentence

Instead of arguing, they talked in a calm, controlled manner.

The test was done under controlled conditions.

The polar bears at the zoo live in a controlled environment.

Recent Examples on the Web

Because controlled substances have a high potential for abuse, the D.E.A. sets limits on how many of these drugs can be produced. —Christina Caron, New York Times, 15 Aug. 2023

Pilates is a form of strength training that’s slower and more controlled than your typical weight-lifting exercise. —Elizabeth Ayoola, Essence, 14 Sep. 2023

Word History

First Known Use

1581, in the meaning defined at sense 1

Phrases Containing controlled

• climate-controlled
• controlled experiment
• controlled substance
• radio-controlled
• remote-controlled

Medical Definition

controlled

adjective

con·​trolled kən-ˈtrōld 

: regulated by law with regard to possession and use

controlled drugs