Term: magnetron: a diode vacuum tube in which the flow of electrons from a central cathode to a cylindrical anode is controlled by crossed magnetic and electric fields; used mainly in microwave oscillators
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: amphibolite: a metamorphic rock composed chiefly of amphibole and plagioclase
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: incandescence: light from heat
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: pyrus: fruit trees native to the Old World: pears
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: fumaric acid: a colorless crystalline acid with a fruity taste; used in making polyester resins
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: marking: a pattern of marks
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: temple orange: large sweet easily-peeled Florida fruit with deep orange rind
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: recognition: an acceptance (as of a claim) as true and valid
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: oxbow lake: a crescent-shaped lake (often temporary) that is formed when a meander of a river is cut off from the main channel
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: filing: a fragment rubbed off by the use of a file
Broader: instrumentality: an artifact (or system of artifacts) that is instrumental in accomplishing some end | Unrelated: mohave: a member of the North American Indian people formerly living in the Colorado river valley in Arizona and Nevada and California