(historical) A body of commercial law.

(law) A day of open court.

plural of law day

(phonology) A Common Slavic accent law, according to which Slavic words have a circumflex on the root vowel (i.e. the first syllable) if that word had a mobile accent paradigm in Proto-Slavic and Proto-Balto-Slavic, regardless of whether the root had the Balto-Slavic acute register.

A fundamental law describing the topology of two-dimensional structures such as biological cells.

(historical) A set of regulations restricting the activities of Jews in Russia, enacted in May 1882.

(pharmacology) The observation that drug discovery is becoming slower and more expensive over time, despite improvements in technology.

An aphorism stating that "where you stand depends on where you sit", i.e. one's position in an organization dictates one's stance on an issue.

The cynical observation that no scientific discovery is named after its original discoverer.

(US) Alternative spelling of labour law