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)
• 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)
• direct hypernym / inherited hypernym / sister term
• S: (n) cell, jail cell, prison cell (a room where a prisoner is kept)
• S: (n) room (an area within a building enclosed by walls and floor and ceiling) "the rooms were very small but they had a nice view"
• S: (n) area (a part of a structure having some specific characteristic or function) "the spacious cooking area provided plenty of room for servants"
• S: (n) structure, construction (a thing constructed; a complex entity constructed of many parts) "the structure consisted of a series of arches"; "she wore her hair in an amazing construction of whirls and ribbons"
• S: (n) artifact, artefact (a man-made object taken as a whole)
• S: (n) whole, unit (an assemblage of parts that is regarded as a single entity) "how big is that part compared to the whole?"; "the team is a unit"
• S: (n) object, physical object (a tangible and visible entity; an entity that can cast a shadow) "it was full of rackets, balls and other objects"
• S: (n) physical entity (an entity that has physical existence)
• S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))

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"
• direct hypernym / inherited hypernym / sister term
• S: (v) process, treat (subject to a process or treatment, with the aim of readying for some purpose, improving, or remedying a condition) "process cheese"; "process hair"; "treat the water so it can be drunk"; "treat the lawn with chemicals"; "treat an oil spill"
• derivationally related form
• sentence frame