You searched for: “luminal
luminal (adjective), more luminal, most luminal
1. Relating to or pertaining to the cavity of a tubular organ or part: A luminal blood vessel will carry more blood through it.
2. A reference to a unit of measurement of the amount of brightness that comes from a source of lucidity: The candle appeared to cause a luminal measure of luster equal to a very small incandescent night light.
This entry is located in the following unit: lumen-, lumin-, lum- (page 3)