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
asperityroughness of manner or of temper : harshness of behavior or speech that expresses bitterness or anger
paramountsuperior to all others : supreme
pastoralof, relating to, or composed of shepherds or herdsmen
gauntexcessively thin and angular
aspersiona false or misleading charge meant to harm someone's reputation
qualmsa feeling of uneasiness about a point especially of conscience or propriety
verbiagea profusion of words usually of little or obscure content
scintillateto emit sparks : spark
unfeignednot feigned or hypocritical : genuine
concentrichaving a common center