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
triflinglacking in significance or solid worth: such as
gnarledfull of knots or gnarls : knotty
tauntto reproach or challenge in a mocking or insulting manner : jeer at
enunciateto make a definite or systematic statement of
cursoryrapidly and often superficially performed or produced : hasty
debuta first appearance
checkto inspect, examine, or look at appraisingly or appreciatively
miniona servile dependent, follower, or underling
propsomething that props or sustains : support
makeshifta usually crude and temporary expedient : substitute