obsessive

adjective

ob·​ses·​sive äb-ˈse-siv 

əb-

1

a

: tending to cause obsession

b

: excessive often to an unreasonable degree

2

: of, relating to, or characterized by obsession : deriving from obsession

obsessive noun

obsessively adverb

obsessiveness noun

Synonyms

• impulsive
• compulsive
• obsessional

Examples of obsessive in a Sentence

Many dancers are obsessive about their weight.

He is an obsessive workaholic who never stops thinking about his job.

an obsessive interest in space travel

The new therapy is supposed to help people control their obsessive thoughts.

Recent Examples on the Web

As for Laura herself, all of her obsessive issues come back to her late daughter, Rose. —Rafaela Bassili, Vulture, 10 Sep. 2025

Psychologists distinguish between obsessive and harmonious passion. —Nell Derick Debevoise, Forbes.com, 9 Sep. 2025

With his jaw clenched and sights set on being the next James Bond, Aaron Taylor-Johnson plays Major Will Tranter, a bomb disposal pro who’s both an ace sniper and a bit of a loose cannon, breaking protocol in his obsessive attempt to deactivate the vintage ordnance with minimal casualties. —Peter Debruge, Variety, 6 Sep. 2025

As a professional, he became known for his obsessive practice methods. —James Wallace, New York Times, 5 Sep. 2025

Word History

Etymology

obsess + -ive

First Known Use

1897, in the meaning defined at sense 1a

Phrases Containing obsessive

• obsessive-compulsive
• obsessive-compulsive disorder

Rhymes for obsessive

• aggressive
• compressive
• concessive
• depressive
• excessive
• expressive
• impressive
• oppressive
• possessive
• progressive
• recessive
• regressive

Kids Definition

obsessive

adjective

ob·​ses·​sive äb-ˈses-iv 

əb-

: of, relating to, having, or being an obsession

obsessively adverb

Medical Definition

obsessive

1 of 2 adjective

ob·​ses·​sive äb-ˈses-iv, əb- 

: of, relating to, causing, or characterized by obsession : deriving from obsession

obsessive behavior

obsessively adverb

obsessiveness noun

obsessive

2 of 2 noun

: an obsessive individual