rule of three
51As a rule — Rule Rule, n. [OE. reule, riule, OF. riule, reule, F. r[ e]gle, fr. L. regula a ruler, rule, model, fr. regere, rectum, to lead straight, to direct. See {Right}, a., and cf. {Regular}.] 1. That which is prescribed or laid down as a guide for… …
52Board rule — Rule Rule, n. [OE. reule, riule, OF. riule, reule, F. r[ e]gle, fr. L. regula a ruler, rule, model, fr. regere, rectum, to lead straight, to direct. See {Right}, a., and cf. {Regular}.] 1. That which is prescribed or laid down as a guide for… …
53Caliber rule — Rule Rule, n. [OE. reule, riule, OF. riule, reule, F. r[ e]gle, fr. L. regula a ruler, rule, model, fr. regere, rectum, to lead straight, to direct. See {Right}, a., and cf. {Regular}.] 1. That which is prescribed or laid down as a guide for… …
54Rule of tincture — The first rule of heraldry is the rule of tincture: metal should not be put on metal, nor colour on colour (Humphrey Llwyd, 1568). This means that or and argent (gold and silver, which are represented by yellow and white) may not be placed on… …
55Three letter rule — In English spelling, the three letter rule (or short word rule) is the observation that one and two letter words tend to be function words such as I , at , he , if , of , or , etc. As a consequence of the rule, content words tend to have at least …
56Three Laws of Robotics — In science fiction, the Three Laws of Robotics are a set of three rules written by Isaac Asimov, which almost all positronic robots appearing in his fiction must obey. Introduced in his 1942 short story Runaround , although foreshadowed in a few… …
57Rule of law — The rule of law, in its most basic form, is the principle that no one is above the law. Thomas Paine stated in his pamphlet Common Sense (1776): For as in absolute governments the king is law, so in free countries the law ought to be king; and… …
58Three Oaths — The Three Oaths (Hebrew: שלוש השבועות) is a Midrash found in the Babylonian Talmud [Babylonian Talmud, Ketubot 111a] which states that it is forbidden for the Jewish people to immigrate to the Land of Israel in an organized manner, or to rebel… …
59Rule of 72 — In finance, the rule of 72, the rule of 70 and the rule of 69 are methods for estimating an investment s doubling time. The number in the title is divided by the interest percentage per period to get the approximate number of periods needed for… …
60rule — ▪ I. rule rule 1 [ruːl] noun 1. [countable] an official instruction that says how things should be done or what is allowed: • The phone companies are working under new rules now. • The company broke government rules to undercu …
