Term: electron gun: the electrode that is the source of electrons in a cathode-ray tube or electron microscope; consists of a cathode that emits a stream of electrons and the electrostatic or electromagnetic apparatus that focuses it
Broader: artifact: a man-made object taken as a whole | Unrelated: gourd: any vine of the family Cucurbitaceae that bears fruits with hard rinds
Broader: artifact: a man-made object taken as a whole | Unrelated: floret: a diminutive flower (especially one that is part of a composite flower)
Broader: artifact: a man-made object taken as a whole | Unrelated: diplomat: a person who deals tactfully with others
Broader: artifact: a man-made object taken as a whole | Unrelated: thuja: red cedar
Broader: artifact: a man-made object taken as a whole | Unrelated: birdbath: an ornamental basin (usually in a garden) for birds to bathe in
Broader: artifact: a man-made object taken as a whole | Unrelated: acclimatization: adaptation to a new climate (a new temperature or altitude or environment)
Broader: artifact: a man-made object taken as a whole | Unrelated: asian longhorned beetle: a beetle from China that has been found in the United States and is a threat to hardwood trees; lives inside the tree; no natural predators in the United States
Broader: artifact: a man-made object taken as a whole | Unrelated: grain: 1/60 dram; equals an avoirdupois grain or 64.799 milligrams
Broader: artifact: a man-made object taken as a whole | Unrelated: moray: family of brightly colored voracious eels of warm coastal waters; generally nonaggressive to humans but larger species are dangerous if provoked
Broader: artifact: a man-made object taken as a whole | Unrelated: cigarette burn: a burn mark left by a smoldering cigarette