tribologie definition
tribology (uncountable) (physics, engineering) The science and engineering of interacting surfaces in relative motion; the study and application of technology using the principles of friction, lubrication and wear. Translations
In mathematics, the base-b cologarithm, sometimes shortened to colog, of a number is the base-b logarithm of the reciprocal of the number. It is equal to the negative base-b logarithm of the number. In chemistry, a decimal cologarithm is indicated by the letter p.