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
parryto ward off a weapon or blow
pallto lose strength or effectiveness
encompassinclude
bitterbeing, inducing, or marked by the one of the five basic taste sensations that is peculiarly acrid, astringent, and often disagreeable and characteristic of citrus peels, unsweetened cocoa, black coffee, mature leafy greens (such as kale or mustard), or ale
panaceaa remedy for all ills or difficulties : cure-all
rapaciousexcessively grasping or covetous
brawnymuscular
annotateto make or furnish critical or explanatory notes or comment
sluicean artificial passage for water (as in a millstream) fitted with a valve or gate for stopping or regulating flow
compileto compose out of materials from other documents