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
rebuffto reject or criticize sharply : snub
indisputablenot disputable : unquestionable
controvertto dispute or oppose by reasoning
mountebanka person who sells quack medicines from a platform
chastiseto censure severely : castigate
efficacythe power to produce an effect
improvidentnot provident : not foreseeing and providing for the future
wrangleto dispute angrily or peevishly : bicker
altruisticrelating to or given to altruism:
haughtinessblatantly and disdainfully proud : having or showing an attitude of superiority and contempt for people or things perceived to be inferior