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: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: physical education: training in the development of and care for the human body; stresses athletics; includes hygiene
Broader: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: green june beetle: large greenish June beetle of southern United States
Broader: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: urophycis: hakes
Broader: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: cinquefoil: any of a numerous plants grown for their five-petaled flowers; abundant in temperate regions; alleged to have medicinal properties
Broader: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: plumpness: the bodily property of being well rounded
Broader: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: landing: the act of coming to land after a voyage
Broader: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: dowse: searching for underground water or minerals by using a dowsing rod
Broader: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: rhus: deciduous or evergreen shrubs and shrubby trees of temperate and subtropical North America, South Africa, eastern Asia and northeastern Australia; usually limited to nonpoisonous sumacs (see genus Toxicodendron)
Broader: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: cloven foot: a hoof divided into two parts at its distal extremity (as of ruminants or swine)
Broader: tube: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope | Unrelated: thoracoepigastric vein: a vein arising from the region of the superficial epigastric vein and opening into the axillary vein or thoracic vein