disturbed

adjective

dis·​turbed di-ˈstərbd 

1

: experiencing or exhibiting emotional disturbance or agitation : having a mental disability or illness

… the San Francisco police department, for example, handles 18,000 calls involving emotionally disturbed citizens every year.

—Newsweek

2

a

: characterized or affected by interference, alteration, or disruption

restoration of disturbed habitats

disturbed sleep

b

: departing or deviating from a normal condition : marked by impairment

disturbed glucose metabolism

a disturbed gait

Examples of disturbed in a Sentence

He seems very disturbed about his work lately.

Recent Examples on the Web

And a disturbed microbiome may contribute to colorectal cancer. —Yuki Noguchi, NPR, 27 Apr. 2026

One of them, a disturbed Army veteran carrying a knife, jumped the fence in 2014 and raced into the White House, making his way into the East Room before heading back down a hallway on the State Floor deep within the mansion. —Meg Kinnard, Chicago Tribune, 26 Apr. 2026

If ground-nesting bee habitats are paved over or disturbed, millions of important pollinators could disappear. —Ryan Brennan, Fort Worth Star-Telegram, 23 Apr. 2026

Incidents like this underscore the need for a stronger police presence in our neighborhoods and a serious, coordinated approach to addressing individuals who are emotionally disturbed and living on our streets. —John Dias, CBS News, 14 Apr. 2026

Word History

First Known Use

1593, in the meaning defined at sense 2a

Rhymes for disturbed

• undisturbed
• unperturbed
• curbed
• perturbed

Kids Definition

disturbed

adjective

dis·​turbed

dis-ˈtərbd

: showing signs of mental or emotional illness

Medical Definition

disturbed

adjective

dis·​turbed dis-ˈtərbd 

1

: experiencing or exhibiting emotional disturbance or agitation : having a mental disability or illness

Emotionally disturbed students over a long period of time and to a marked degree exhibit such characteristics as a general pervasive mood of depression, a tendency to develop physical symptoms or fears associated with personal or school problems or an inability to learn.

—Rodney Tanaka, San Gabriel Valley (California) Tribune

2

a

: characterized or affected by alteration or disruption

disturbed sleep

b

: departing or deviating from a normal condition : marked by impairment

disturbed glucose metabolism

a disturbed gait