Quality assessment: The procedure for determining the quality of laboratory measurements using data from internal and external quality control measures. Quality assurance: A definitive plan for laboratory operation that specifies the measures used to produce data of known precision and bias. Quality assurance program: Written policies and procedures that outline how the laboratory intends to produce data of known and accepted quality. Quality control: A set of measures within a sample analysis method to assure that the process is in control. Section 3: QUALITY ASSURANCE. Quality assurance (QA) is a set of operating principles that, if strictly followed during sample collection and analysis, will produce data of known and defensible quality.
LINK / CITE ADD TO WORD LIST. noun. The definition of a sadhu is a monk or religious devotee who travels around living a simple lifestyle practicing abstinence from worldly pleasures to focus more on spiritual practice. An example of a sadhu is a yogi.
A female spirit in Gaelic folklore believed to presage, by wailing, a death in a family. Irish Gaelic bean sÃ­dhe, woman of the fairies, banshee : bean, woman (from Old Irish ben. See gwen- in Indo-European Roots) + sÃ­dhe, fairy (from Old Irish sÃ­de, genitive of sÃ­d, fairy mound. See sed- in Indo-European Roots). My father screams like a banshee.