GRE Word List

LUMEN

the cavity of a tubular organ or part

The meaning of the word lumen is the cavity of a tubular organ or part.

Random words

WordMeaning
inestimableincapable of being estimated or computed
disinterestednot having the mind or feelings engaged (see engaged
sleekslick
foregoto go before : precede
panoramicof, relating to, or resembling a panorama: such as
venialof a kind that can be remitted : forgivable
waiveto relinquish (something, such as a legal right) voluntarily
memoiran official note or report : memorandum
contentiouslikely to cause disagreement or argument
inverseopposite in order, nature, or effect