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
succulentfull of juice : juicy
rigiddeficient in or devoid of flexibility
finickyextremely or excessively particular, exacting, or meticulous in taste or standards
invalidnot valid:
effectiveproducing a decided, decisive, or desired effect
suturea strand or fiber used to sew parts of the living body
atoneto make amends : to provide or serve as reparation or compensation for something bad or unwelcome
utopiaa place of ideal perfection especially in laws, government, and social conditions
polygamistmarriage in which a spouse of either sex may have more than one mate at the same time compare polyandry
penancean act of self-abasement, mortification (see mortification