1.Definition: a failing or deficiency
"That interpretation is an unfortunate defect of our lack of information"Category: General
2.Definition: a mark or flaw that spoils the appearance of something (especially on a person's body)
3.Definition: an imperfection in a bodily system
"Visual defects", "This device permits detection of defects in the lungs"Category: General
4.Definition: 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"