(geology) A geological law stating that the deeper coal is found, the higher its rank (carbon content). It holds true when the thermal gradient is entirely vertical.

A relative of one's generation, separated by one degree of marriage. / (uncommon) Co-relative-in-law: A relative of one's generation, separated by two degrees of marriage.

a statute that includes provision for automatic termination of a government program or agency at the end of a specified time

(computing) The wry observation that "Every program attempts to expand until it can read mail. Those programs which cannot so expand are replaced by ones which can."

(astronomy) Synonym of Hubble law

(formal) The legal system of Scotland, a hybrid of civil law and common law.

Informal form of Scots law.

The common law legal system of England and Wales, supplemented in Wales by Welsh law.

That part of the common law legal system of Wales that supplements English law.

An equation that describes the flow of a fluid through a porous medium.