The word anatomy comes from the Greek ana-meaning up or through + tome meaning a cutting. Anatomy was once a cutting up because the structure of the body was originally learned through dissecting it. The word histology came from the Greek histo- meaning tissue + logos, treatise.
Definition: Reliability is the degree to which a measurement instrument gives the same results each time that it is used, assuming that the underlying thing being measured does not change.
redundant - repetition of same sense in different words; `a true fact' and `a free gift' are pleonastic expressions; the phrase `a beginner who has just started' is tautological; at the risk of being redundant I return to my original proposition- J.B.Conant.