Noun

• S: (n) tank, army tank, armored combat vehicle, armoured combat vehicle (an enclosed armored military vehicle; has a cannon and moves on caterpillar treads)
• direct hyponym / full hyponym
• S: (n) panzer (an armored vehicle or tank)
• part meronym
• domain category
• S: (n) military, armed forces, armed services, military machine, war machine (the military forces of a nation) "their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"
• direct hypernym / inherited hypernym / sister term
• S: (n) tank, storage tank (a large (usually metallic) vessel for holding gases or liquids)
• S: (n) tank, tankful (as much as a tank will hold)
• S: (n) tank car, tank (a freight car that transports liquids or gases in bulk)
• S: (n) cooler, tank (a cell for violent prisoners)

Verb

• S: (v) tank (store in a tank by causing (something) to flow into it)
• S: (v) tank (consume excessive amounts of alcohol)
• S: (v) tank (treat in a tank) "tank animal refuse"