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
arbitraryexisting or coming about seemingly at random or by chance or as a capricious and unreasonable act of will
unfetterto free from fetters
pertinenthaving a clear decisive relevance to the matter in hand
aspersiona false or misleading charge meant to harm someone's reputation
apoliticalhaving no interest or involvement in political affairs
hamperto restrict the movement of by bonds or obstacles : impede
flirtto move erratically : flit
thriveto grow vigorously : flourish
heedto pay attention
visionaryhaving or marked by foresight and imagination