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
vignettea picture (such as an engraving or photograph) that shades off gradually into the surrounding paper
verbatimin the exact words : word for word
sublimeto cause to pass directly from the solid to the vapor state and condense back to solid form
practicalof, relating to, or manifested in practice or action : not theoretical or ideal
potablesuitable for drinking
morosehaving a sullen and gloomy disposition
adventthe period beginning four Sundays before Christmas and observed by some Christians as a season of prayer and fasting
profusionlavish expenditure : extravagance
rejuvenateto make young or youthful again : give new vigor to
egotismexcessive use of the first person singular personal pronoun