Term: guard boat: a boat that is on guard duty (as in a harbor) around a fleet of warships
Broader: boat: a small vessel for travel on water | Unrelated: lip fern: any of various terrestrial ferns of the genus Cheilanthes; cosmopolitan in arid and semiarid temperate or tropical regions
Broader: boat: a small vessel for travel on water | Unrelated: superstrate: any stratum or layer superimposed on another
Broader: boat: a small vessel for travel on water | Unrelated: axolemma: outer membrane covering an axon
Broader: boat: a small vessel for travel on water | Unrelated: retrieval: (computer science) the operation of accessing information from the computer's memory
Broader: boat: a small vessel for travel on water | Unrelated: chelonethida: false scorpions
Broader: boat: a small vessel for travel on water | Unrelated: membrane bone: any bone that develops within membranous tissue without previous cartilage formation; e.g. the clavicle and bones of the skull
Broader: boat: a small vessel for travel on water | Unrelated: tensiometer: a measuring instrument for measuring the surface tension of a liquid
Broader: boat: a small vessel for travel on water | Unrelated: brown root rot fungus: fungus causing brown root rot in plants of the pea and potato and cucumber families
Broader: boat: a small vessel for travel on water | Unrelated: dive: a headlong plunge into water
Broader: boat: a small vessel for travel on water | Unrelated: black mustard: widespread Eurasian annual plant cultivated for its pungent seeds; a principal source of table mustard