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
conglomeratemade up of parts from various sources or of various kinds
tenurethe act, right, manner, or term of holding something (such as a landed property, a position, or an office)
wilyfull of wiles : crafty
repelto drive back : repulse
tremora trembling or shaking usually from physical weakness, emotional stress, or disease
shiftto exchange for or replace by another : change
stupefyto make stupid, groggy, or insensible
fruitfulyielding or producing fruit
reconnaissancea preliminary survey to gain information
inceptionan act, process, or instance of beginning : commencement