Code coverage means, how well your test set is covering your source code. i.e. to what extent is the source code covered by the set of Test cases. As mentioned in above answers, there are various coverage criteria, like paths, conditions, functions, statements, etc.
Chiasmus. Definition: Chiasmus is a specific type of parallelism. It consists of two parallel phrases in which corresponding words or phrases are placed in the opposite order.
Originally Answered: In biology, what is chiasmata? If you are asking for cell biology, âChiasmaâ is a point of overlap of paired chromatids at which fusion and exchange of genetic material take place during prophase of meiosis. It is the X-shaped structure formed at the point below the brain where the two optic nerves cross over each other.