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
integrateto form, coordinate, or blend into a functioning or unified whole : unite
maudlindrunk enough to be emotionally silly
infallibleincapable of error : unerring
contagiona contagious disease
reserveto hold in reserve : keep back
penchanta strong and continued inclination
astutehaving or showing shrewdness and an ability to notice and understand things clearly : mentally sharp or clever
exculpateto clear from alleged fault or guilt
biliousof or relating to a yellow or greenish fluid that is secreted by the liver and that aids especially in the emulsification and absorption of fats : of or relating to bile (see bile
recuperateto get back : regain