The half sibling of one's spouse. / The spouse of one's half sibling. / The spouse of the half sibling of one's spouse.

Either of two related hypotheses in psychophysics: Weber's law and Fechner's law.

A rule, law or custom which is unchangeable.

(physics) A law stating that the total energy radiated per unit surface area of a black body across all wavelengths per unit time is directly proportional to the fourth power of the black body's thermodynamic temperature.

(law) Alternative spelling of black-letter law

A law that grants a divorce, or a legal exemption to allow remarrying, when a person's spouse has been absent without explanation for a certain period, typically seven years.

Synonym of common law

Third-person singular simple present indicative form of lay down the law

present participle of lay down the law

simple past tense and past participle of lay down the law