Agriculture
Part of speech: noun
Definition: The art or science of cultivating the ground, including the harvesting of crops, and the rearing and management of livestock; tillage; husbandry; farming.
Example sentence: Most of the people in the world are poor, so if we knew the economics of being poor, we would know much of the economics that really matters. Most of the world's poor people earn their living from agriculture, so if we knew the economics of agriculture, we would know much of the economics of being poor.
Farming
Part of speech: noun
Definition: The business of cultivating land, raising stocks etc.
Part of speech: adjective
Definition: Pertaining to the agricultural business.Raising livestock or fish.
Part of speech: verb
Definition: To work on a farm, especially in the growing and harvesting of crops.
Example sentence: In the past 40 years, the United States lost more than a million farmers and ranchers. Many of our farmers are aging. Today, only nine percent of family farm income comes from farming, and more and more of our farmers are looking elsewhere for their primary source of income.