masterfulness (masterfulnes)

The quality of being masterful, imperious, or domineering. masterhood (mås'ter-hud), n. [ masterhood I would accommodate quietly to his masterhood, smile undisturbed at his ineradicable ambition. Charlotte Brontë , Jane Eyre, xxxiv. master-joint (mas'ter-joint), n. In geol., the most marked or best-defined system of joints or divisional planes by which a rock is intersected. Many rocks are traversed by two systems of joints nearly at right angles with each other; one of these is frequently decidedly better defined than the other, and any joint of this system would be designated as a master-joint. If there are two well-developed systems of joints and another which is le so, the former would both be included under the designation of master - joints .