LEVER n.
lcrum. It is usually named as the first of the six mechanical powers, and is three kinds, according as either the fulcrum F, the weight W, or the power P. respectively, is situated between the other two, as in the figures.
LEVIRATE; LEVIRATICAL a.
Of, pertaining to, or in accordance with, a law of the ancient Israelites and other tribes and races, according to which a woman, whose husband died without issue, was married to the husband's brother. The firstborn son of a leviratical marriage was reckoned and registered as the son of the deceased brother. Alford.…