The terms grilling and barbecuing are often used interchangeably.  But they are different.

Grilling is cooking over direct heat usually at hotter temperatures than barbecuing.  Grilling is normally done using gas, charcoal, or wood as the heat source.

GrillingGrilled foods typically include items such as hot dogs, burgers, chicken parts, and veggies.  Grilling is usually a quick process taking from 5 to 30 minutes.