Addiction

Adjective enthusiastically devoted to a particular thing or activity
With millions glued to screens and electronic devices, compulsive Internet use is becoming a universal concern. In China and South Korea there are hundreds of treatment programs for young men "addicted" to the Internet.
Adjective causing someone to be dependent on a potentially harmful substance
The US Food and Drug Administration unveiled graphic warning labels designed to spur smokers to quit. "WARNING: Cigarettes are addictive."
Noun feeling of craving something
Our appetite for salt is programmed into our brains. Now scientists believe that cocaine and heroin are particularly addictive in part because they usurp that programming.
Noun someone who is overly fond of chocolate
Chocolatiers and designers work together to create a chocoholic's dream dresses. Models are clad in gowns, headpieces, and even swimsuits all made of or adorned with white, milk and the dark stuff.
Adjective caused by a desire that is too strong to resist
With millions glued to screens and electronic devices, compulsive Internet use is becoming a universal concern. In China and South Korea there are hundreds of treatment programs for young men "addicted" to the Internet.
Noun powerful desire for something
Crickets skewered on a stick? Deep-fried scorpions? If you’ve got a craving to try the amazing, the delicious, the downright bizarre, then Beijing’s Donghuamen Night Market is where it’s at.
Adjective causing strong feelings of excitement and happiness
Imagine racing over a frozen lake on a wind-powered sled, hitting exhilarating speeds that top 40 mph (64 kph), and riding harum-scarum on one runner.
Noun reliance on and hunger to play games of chance for money
gambling habit
A gambling habit can cost hundreds of dollars a day. Addicts often fool themselves into thinking they can win it back. But the facade collapses once their bank account is emptied.
Noun of alcohol, a drug, etc. -- to make someone unable to think and behave normally
intoxication
Although he uses his powers to rescue people and stop criminals, Hancock's activities inadvertently cause millions of dollars in property damage due to his constant intoxication and cynical attitude.
Adjective having or showing constant or uncontrollable concern with something
Fantasy sports, the process of drafting teams, betting on the success of individual players and trash-talking with your similarly obsessed friends has become a billion-dollar business on the Web and mobile devices.
Noun preference or special liking for something
When does our predilection for internet technology cross over into harmful, addictive behavior? It's a question that is taxing law-makers and health professionals.
Noun program of treatment for drug or alcohol addiction
On the same day as the premiere of the new season of "Celebrity Rehab," Dennis Rodman was drinking vodka in an O.C. restaurant ... and eventually had to be escorted out by police.