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
spliceto unite (two ropes or two parts of a rope) by interweaving the strands
exculpateto clear from alleged fault or guilt
wispya small handful (as of hay or straw)
rancorbitter deep-seated ill will
groombridegroom
filingan act or instance of using a file
vipera common Eurasian venomous snake (Vipera berus) that attains a length of about two feet (0.6 meter), varies in color from red, brown, or gray with dark markings to black, and is usually not fatal to humans
marsupialany of an order (Marsupialia) of mammals comprising kangaroos, wombats, bandicoots, opossums, and related animals that do not develop a true placenta and that usually have a pouch on the abdomen of the female which covers the teats and serves to carry the young
hecklerone who heckles someone (such as a performer or speaker) usually by shouting criticisms or insults
tentativenot fully worked out or developed