(mathematics) A mathematical operator given by averaging something over a group action, satisfying a set of properties called Reynolds rules, and having applications in fluid dynamics and invariant theory.

(medicine) Curettage of the uterus.

plural of open position

(finance) An active trade with unrealized profits and losses that has not yet been offset (“closed”) by a corresponding equivalent deal.

Synonym of open-book (“referring to exams in which external resources such as textbooks, glossaries, study notes, calculators, etc. may be used”).

To open to visitors

A set of principles and practices through which research outputs are distributed online, free of access charges or other barriers.

(gemology, mining) A large raw opal spheroidal gemstone with pineapple-like projection points / (jewelry) Alternative form of opal pineapple

(jewelry) A pineapple-shaped-cut opal gem as a part of jewelry / (gemology, mining) Alternative form of pineapple opal

A legal principle requiring judicial proceedings to be conducted in a transparent manner and with the oversight of the people, so as to safeguard the rights of those subject to the power of the court and to allow for the scrutiny of the public in general.