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
| Word | Meaning |
|---|---|
| unwarranted | lacking adequate or official support : not warranted : unjustified |
| cohabit | to live together as or as if a married couple |
| extemporaneous | composed, performed, or uttered on the spur of the moment : impromptu |
| tendentious | marked by a tendency in favor of a particular point of view : biased |
| vivacious | lively in temper, conduct, or spirit : sprightly |
| cleft | a space or opening made by or as if by splitting : fissure |
| collation | a light meal allowed on fast days in place of lunch or supper |
| headstrong | not easily restrained : impatient of control, advice, or suggestions |
| discrete | constituting a separate entity : individually distinct |
| automaton | a mechanism that is relatively self-operating |