defect -- (an imperfection in a bodily system; "visual defects"; "this device permits detection of defects in the lungs")
defect, shortcoming -- (a failing or deficiency; "that interpretation is an unfortunate defect of our lack of information")
defect, fault, flaw -- (an imperfection in an object or machine; "a flaw caused the crystal to shatter"; "if there are any defects you should send it back to the manufacturer")
blemish, defect, mar -- (a mark or flaw that spoils the appearance of something (especially on a person's body); "a facial blemish")
Overview of verb defect
The verb defect has 1 sense
defect, desert -- (desert (a cause, a country or an army), often in order to join the opposing cause, country, or army; "If soldiers deserted Hitler's army, they were shot")