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.
Reliability in research. Reliability, like validity, is a way of assessing the quality of the measurement procedure used to collect data in a dissertation.hen we examine a construct in a study, we choose one of a number of possible ways to measure that construct [see the section on Constructs in quantitative research, if you are unsure what constructs are, or the difference between constructs and variables].