Term: luminescence: light not due to incandescence; occurs at low temperatures
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: diamondback: large deadly rattlesnake with diamond-shaped markings
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: certainty: the state of being certain
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: receivership: the office of a receiver
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: series: (electronics) connection of components in such a manner that current flows first through one and then through the other
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: broad arrow: an arrowhead mark identifying British government property
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: e: the base of the natural system of logarithms; approximately equal to 2.718282...
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: waveguide: a hollow metal conductor that provides a path to guide microwaves; used in radar
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: pipe: a hollow cylindrical shape
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: havasupai: a member of a North American Indian people of Cataract Canyon in Arizona
Broader: radiation: energy that is radiated or transmitted in the form of rays or waves or particles | Unrelated: handkerchief: a square piece of cloth used for wiping the eyes or nose or as a costume accessory