GRE Word List

NADIR

the point of the celestial sphere that is directly opposite the zenith and vertically downward from the observer

The meaning of the word nadir is the point of the celestial sphere that is directly opposite the zenith and vertically downward from the observer.

Random words

WordMeaning
argotthe language used by a particular type or group of people : an often more or less secret vocabulary and idiom peculiar to a particular group
imperativenot to be avoided or evaded : necessary
spuriousborn to parents not married to each other
tinta usually slight or pale coloration : hue
unearthto dig up out of or as if out of the earth : exhume
propagateto cause to continue or increase by sexual or asexual reproduction
debutanteone making a debut (see debut
sluicean artificial passage for water (as in a millstream) fitted with a valve or gate for stopping or regulating flow
superimposeto place or lay over or above something
artifactsa usually simple object (such as a tool or ornament) showing human workmanship or modification as distinguished from a natural object