obsessive

adjective

ob·​ses·​sive äb-ˈse-siv 

əb-

1

a

: tending to cause obsession

b

: excessive often to an unreasonable degree

an obsessive interest

2

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

obsessive noun

obsessively adverb

obsessiveness noun

Synonyms of obsessive

• 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

Meanwhile, romance is intense – even obsessive. —Georgia Nicols, Denver Post, 23 Mar. 2026

This achievement can only be the product of an obsessive, near-philosophical approach to the sandwich as a composition, to the gestalt of the bite. —Helen Rosner, New Yorker, 22 Mar. 2026

Nathan Lane, who famously played an obsessive Maria Callas fan in Terrence McNally’s play The Lisbon Traviata, had some harsh words for the opera- and ballet-bashing Timothée Chalamet on today’s The View. —Greg Evans, Deadline, 12 Mar. 2026

Beef first premiered on Netflix in 2023, with Ali Wong and Steven Yeun leading the cast of season 1, which centered around two people who lock into an obsessive feud after a road-rage incident throws them into each other’s paths. —Hannah Dailey, Billboard, 12 Mar. 2026

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