verb (used with object) 1. (of animals, especially birds) to trim or dress (feathers, fur, etc.) with the beak or tongue: The peacock preened itself on the lawn. 2. to dress (oneself) carefully or smartly; primp: The king preened himself in his elaborate ceremonial robes.
Definition of 'finality'. finality (faÉªnÃ¦lÉªti ) Finality is the quality of being final and impossible to change. If you say something with finality, you say it in a way that shows that you have made up your mind about something and do not want to discuss it further. Young children have difficulty grasping the finality of death.
Specificity: 1. The quality of being specific as, for example, she showed the use of specificity in her diagnosis. 2. The proportion of persons without a disease who are correctly identified by a test. The specificity is the number of true negative results divided by the sum of the numbers of true negative plus false positive results.