(sports, television) A video recording of an action that can be replayed immediately after being recorded.

(banking, finance) A loan that is repaid over time with a set number of regularly scheduled payments, and may or may not include a balloon payment. A home loan, a student loan, or an auto loan, for example, may be considered a type of installment loan.

plural of installment loan

(US, formal, euphemistic) A prison.

(physics) A plasma instability created by two sheets of charge slipping past each other, in which energy is dissipated in the form of two surface waves propagating in opposite directions, one flowing over the other.

plural of instant messenger

An instrument whose calibration can be determined by means of physical measurements on the instrument.

a division of an institution focused on the improvement of the entity, primarily involved in fundraising activities. It is, therefore, heavily involved in communications (especially alumni relations), marketing, and public relations.

(rare) To cite an instance; to adduce an example.

Exhibiting instability; unstable