- lumenIn the International System of Units, the derived unit of luminous flux; the light that is emitted in a solid angle of one steradian from a source of one candela. Symbol: lm.
- lumA chimney; also, the top part of a chimney.
- luminescentEmitting light by luminescence.
- lumicanThe major keratin sulfate proteoglycan of the cornea.
- luminaphoneA kind of organ whose keys project light beams through perforated revolving disks onto selenium cells in order to produce electrical vibrations that generate the sound.
- luminiferousProducing or transmitting light; luminous.
- luminophoreThat part of a molecule that is responsible for a given emission band when it undergoes luminescence.
- lumirhodopsinA pigment formed when rhodopsin is irradiated with light; it undergoes further degradation to retinal and opsin
- lumirubinA structural isomer of bilirubin, formed during phototherapy used to treat neonatal jaundice.
- phillumenismSynonym of phillumeny.
- phillumenistA person who collects match-related items, like matchbox labels, matchboxes, matchbooks, or matchbook covers.
- phillumenyThe hobby of collecting matchbox labels and other match-related items