When standing up straight with the feet shoulder width apart, the neck (and fingerboard) should be lined up with your left leg and foot. If the violin is positioned too far to the left, it will make it difficult to draw a straight bow, and difficult to bow all the way to the tip. Incorrect Left Hand Position.
Medical Definition of MUTABILITY. 1. : the quality or state of being mutable or capable of mutation.2. : an instance of being mutable.Dictionary: Definition of mutability.. : the quality or state of being mutable or capable of mutation. 2.
Usability is a measure of the interactive user experience associated with a user interface, such a website or software application. A user-friendly interface design is easy-to-learn, supports usersâ tasks and goals efficiently and effectively, and is satisfying and engaging to use. An interfaceâs level of usability can be measured by inviting intended users of the system to participate in a usability testing session.