Term: light filter: a transparent filter that reduces the light (or some wavelengths of the light) passing through it
Broader: filter: device that removes something from whatever passes through it | Unrelated: reconnaissance plane: a military airplane used to gain information about an enemy
Broader: filter: device that removes something from whatever passes through it | Unrelated: triplet code: the normal version of the genetic code in which a sequence of three nucleotides codes for the synthesis of a specific amino acid
Broader: filter: device that removes something from whatever passes through it | Unrelated: spying: the act of keeping a secret watch for intelligence purposes
Broader: filter: device that removes something from whatever passes through it | Unrelated: ophioglossum: the type genus of the fern family Ophioglossaceae
Broader: filter: device that removes something from whatever passes through it | Unrelated: nebbish: (Yiddish) a timid unfortunate simpleton
Broader: filter: device that removes something from whatever passes through it | Unrelated: homology: the quality of being similar or corresponding in position or value or structure or function
Broader: filter: device that removes something from whatever passes through it | Unrelated: rose quartz: a translucent rose-red variety of quartz used for ornaments
Broader: filter: device that removes something from whatever passes through it | Unrelated: genus quassia: tropical trees and shrubs with pinnate leaves and large scarlet flowers; bark is medicinal
Broader: filter: device that removes something from whatever passes through it | Unrelated: nobility: the quality of elevation of mind and exaltation of character or ideals or conduct
Broader: filter: device that removes something from whatever passes through it | Unrelated: salami: highly seasoned fatty sausage of pork and beef usually dried