psychological

adjective

psy·​cho·​log·​i·​cal ˌsī-kə-ˈlä-ji-kəl 

variants or less commonly psychologic

ˌsī-kə-ˈlä-jik 

1

a

: of or relating to psychology

psychological research

b

: of, relating to, or occurring in the mind : mental

psychological distress

psychological disorders

2

: directed toward, influencing, or acting on the mind especially in relation to an individual's willpower or behavioral motivation

psychological warfare

psychological strategies

psychologically

ˌsī-kə-ˈlä-ji-k(ə-)lē 

adverb

Since losing its Winston Cup [NASCAR] races, the town of North Wilkesboro has suffered economically and psychologically.

—Derek H. Alderman et al.

To gas light is to psychologically manipulate a person to the point where they question their own sanity …

—Lauren Duca

Synonyms of psychological

• mental
• internal
• inner
• interior

Examples of psychological in a Sentence

a psychological rather than a physical condition

suffered from psychological disorders all of his life

Recent Examples on the Web

But people shouldn’t stop there, experts said — so unpacking other psychological, emotional and technological factors that limit critical thinking and empathy is important. — Kristen Rogers, CNN Money, 16 July 2026

In addition to the 32 people who died, there were 157 people listed who suffered injuries or mental or psychological effects as a result of the crash. — Caroline Blair, PEOPLE, 15 July 2026

Bianca, if there’s a psychological thriller or some dark, weird-ass movie coming out, Bianca’s the first one to watch it. — Matthew Carey, Deadline, 15 July 2026

Nolan floats a convincing psychological reason why this Odysseus subconsciously believes his duplicitous actions during the war deserve permanent exile from civilization. — Amy Nicholson, Los Angeles Times, 15 July 2026

Word History

First Known Use

circa 1787, in the meaning defined at sense 1b

Phrases Containing psychological

• psychological moment
• psychological warfare

Rhymes for psychological

• astrological
• biological
• christological
• chronological
• cosmological
• cytological
• dialogical
• ecological
• ethnological
• ethological
• geological
• histological

Kids Definition

psychological

adjective

psy·​cho·​log·​i·​cal ˌsī-kə-ˈläj-i-kəl 

variants also psychologic

-ˈläj-ik 

1

a

: of or relating to psychology

psychological research

b

: of, relating to, or occurring in the mind : mental

psychological distress

psychological disorders

2

: meant to influence the will or mind

psychological warfare

psychologically

-i-k(ə-)lē 

adverb

Medical Definition

psychological

adjective

psy·​cho·​log·​i·​cal ˌsī-kə-ˈläj-i-kəl 

variants also psychologic

-ik 

1

a

: relating to, characteristic of, directed toward, influencing, arising in, or acting through the mind especially in its affective or cognitive functions

psychological phenomena

the psychological aspects of a problem

b

: directed toward, influencing, or acting on the mind especially in relation to an individual's willpower or behavioral motivation

psychological warfare

2

: relating to, concerned with, deriving from, or used in psychology

psychological research

psychological tests

a psychological clinic

psychologically

-ē

adverb