GRE Word List

ASTIGMATISM

a defect of an optical system (such as a lens) causing rays from a point to fail to meet in a focal point resulting in a blurred and imperfect image

The meaning of the word astigmatism is a defect of an optical system (such as a lens) causing rays from a point to fail to meet in a focal point resulting in a blurred and imperfect image.

Random words

WordMeaning
ejaculationan act of ejaculating
conveneto come together in a body
plightto put or give in pledge : engage
lavishexpending or bestowing profusely : prodigal
succumbto yield to superior strength or force or overpowering appeal or desire
wardthe action or process of guarding
spasmodicrelating to or affected or characterized by spasm
excerpta passage (as from a book or musical composition) selected, performed, or copied : extract
subordinateplaced in or occupying a lower class, rank, or position : inferior
nebulousof, relating to, or resembling a nebula : nebular