(Of a process or system) characterized by constant change, activity, or progress
he was eclipsed by his more dynamic colleagues
The range of acceptable or possible volumes of sound occurring in the course of a piece of music or a performance
The motivation or ethos underlying the action or behaviour of a group; (later usually) the manner in which the members of a group interact; an instance of this.
Mechanics. Designating an enclosed two-speed epicyclic gear originally designed for use on bicycles. Compare crypto. Now historical and rare.
The practice of pricing items at a level determined by a particular customer’s perceived ability to pay
A quantity measuring the force needed to overcome internal friction in a fluid
A state of balance between continuing processes
Metamorphism produced by mechanical forces