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.
reÂ·liÂ·aÂ·ble. adj. 1. Capable of being relied on; dependable: a reliable assistant; a reliable car. 2. Yielding the same or compatible results in different clinical experiments or statistical trials.ynonyms: reliable, dependable, responsible, trustworthy, trusty. These adjectives mean worthy of reliance or trust: a reliable source of information; a dependable worker; a responsible babysitter; a trustworthy report; a trusty assistant.