addiction

noun

ad·​dic·​tion ə-ˈdik-shən 

a-

1

: a compulsive, chronic, physiological or psychological need for a habit-forming substance, behavior, or activity having harmful physical, psychological, or social effects and typically causing well-defined symptoms (such as anxiety, irritability, tremors, or nausea) upon withdrawal or abstinence : the state of being addicted

alcohol addiction

an addiction to prescription painkillers

drug addictions

gambling addiction

2

: a strong inclination to do, use, or indulge in something repeatedly

But those who know him well say he isn't driven by politics as much as his addiction to breaking news.

—Amanda Ripley

If we do not find the courage to kick our fossil fuel addiction and transition to clean energy, we will warm the atmosphere to the extent that areas typically covered in white all winter long could see only sporadic snow.

—Steven Nyman

Synonyms of addiction

• dependence

Examples of addiction in a Sentence

He has a drug addiction.

His life has been ruined by heroin addiction.

He devotes his summers to his surfing addiction.

Recent Examples on the Web

Concerned that the programs’ growing sophistication could induce emotional dependency and addiction, China last week banned minors from using AI companions and imposed additional requirements on platforms to prevent misuse. — Stephanie Yang, CNN Money, 23 July 2026

Her son Beckett Cypher died in 2020 at 21 from causes related to opioid addiction. — ABC News, 22 July 2026

His nonprofit, Adam's Parachute, honors him by using the peaceful and therapeutic hobby of fly fishing to aid individuals in addiction recovery. — Brittney Melton, NPR, 22 July 2026

His research now reveals revenge operates like an addiction in the brain, activating craving and reward centers while silencing rational thought. — Kevin Kruse, Forbes.com, 22 July 2026

Word History

Etymology

earlier, "inclination, bent," in part derivative of addict entry 2, in part borrowed from Latin addictiōn-, addictiō "adjudging (of disputed property), assignment of a debtor to the custody of his creditor," from addīcere "to assign (property), hand over, give up to" + -tiōn-, -tiō, suffix of action nouns — more at addict entry 2

First Known Use

circa 1532, in the meaning defined at sense 2

Rhymes for addiction

• affliction
• constriction
• conviction
• depiction
• eviction
• infliction
• nonfiction
• prediction
• restriction
• antifriction
• benediction
• contradiction

Kids Definition

addiction

noun

ad·​dic·​tion ə-ˈdik-shən 

a-

: the quality or state of being addicted

especially : uncontrollable use of habit-forming drugs

Medical Definition

addiction

noun

ad·​dic·​tion ə-ˈdik-shən 

: a compulsive, chronic, physiological or psychological need for a habit-forming substance, behavior, or activity having harmful physical, psychological, or social effects and typically causing well-defined symptoms (such as anxiety, irritability, tremors, or nausea) upon withdrawal or abstinence : the state of being addicted

alcohol addiction

an addiction to prescription painkillers

drug addictions

gambling addiction

Legal Definition

addiction

noun

ad·​dic·​tion ə-ˈdik-shən 

: compulsive physiological need for a habit-forming drug (as heroin)