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

• besetting
• compulsive
• driven
• impulsive
• 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

Even the most obsessive dancing queen will find fresh storytelling and breadth in these pages. —Ew Staff Published, EW.com, 20 June 2025

And Williams really stuck the landing by disclosing a relatable flaw: obsessive rule-following. —Bethy Squires, Vulture, 20 June 2025

But Ford was drawn to Orlik’s obsessive method: layer upon layer of different-colored hairlike brushstrokes, in acrylic, which together created a sense of dizzying detail. —Sam Knight, New Yorker, 17 June 2025

Clinicians and patients should be alert to signs of food fear, skipping meals or obsessive tracking. —Jesse Pines, Forbes.com, 16 June 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