controlled

1 of 2

adjective

con·​trolled kən-ˈtrōld 

1

: restrained

2

: regulated by law with regard to possession and use

controlled substances

controlled

2 of 2

past tense and past participle of control entry 1

Examples of controlled in a Sentence

Adjective

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

Adjective

Which in layman’s terms means the Canvas L can produce more precise, controlled and transparent sound. — John Archer, Forbes.com, 27 June 2026

Hurteau says while many land managers and fire experts have been working to restore forest health, there still isn't nearly enough controlled burning being done. — Lauren Sommer, NPR, 4 May 2026

That translates to asking your stylist for something that sits between the lip and chin with a very blunt, controlled perimeter. — Diana Tsui, Footwear News, 3 May 2026

Too bad the script feels less controlled and more directionless when each of these characters go head to head with an increasing body count across several bloody incidents. — Tomris Laffly, Variety, 14 Mar. 2026

Word History

First Known Use

Adjective

1581, in the meaning defined at sense 1

Phrases Containing controlled

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

Rhymes for controlled

• copyhold
• decontrolled
• hundredfold
• manifold
• marigold
• oversold
• petioled
• sevenfold
• stranglehold
• subthreshold
• thousandfold
• uncontrolled

Medical Definition

controlled

adjective

con·​trolled kən-ˈtrōld 

: regulated by law with regard to possession and use

controlled drugs