eating, feeding - the act of consuming food

deglutition, swallow, drink - the act of swallowing; "one swallow of the liquid was enough"; "he took a drink of his beer and smacked his lips"

suck, sucking, suction - the act of sucking

drinking, imbibing, imbibition - the act of consuming liquids

bodily function, bodily process, body process, activity - an organic process that takes place in the body; "respiratory activity"

T.B., tuberculosis, TB - infection transmitted by inhalation or ingestion of tubercle bacilli and manifested in fever and small lesions (usually in the lungs but in various other parts of the body in acute stages)

economic science, economics, political economy - the branch of social science that deals with the production and distribution and consumption of goods and services and their management

conspicuous consumption - buying expensive services and products in order to flaunt your wealth

demand - the ability and desire to purchase goods and services; "the automobile reduced the demand for buggywhips"; "the demand exceeded the supply"

depletion - the act of decreasing something markedly

burnup - the amount of fuel used up (as in a nuclear reactor)