Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
obsolete
obstacle
obstacle course
obstacle race
obstet.
obstetric
obstetrician
obstetrics
obstinate
obstipation
obstreperous
obstruct
obstruction
obstruction of justice
obstructionist
obstructive
obstructive sleep apnea
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

obsess

ob·sess [ əb séss, ob séss ] (past and past participle ob·sessed, present participle ob·sess·ing, 3rd person present singular ob·sess·es)


verb 
Definition:
 
1. transitive verb never stop thinking about something: to occupy somebody's thoughts constantly and exclusively
The desire for vengeance obsesses him.

2. intransitive verb be preoccupied: to think or worry about something constantly and compulsively
You can't spend your vacation obsessing about money.

[Early 16th century. < Latin obsess-, past participle of obsidere "besiege," literally "sit opposite to" < sedere "sit"]
Advertisement

© 2009 Microsoft