(law) A category of contract used in labor law to attribute right and responsibilities between parties to a bargain.

An involuntary movement of the haustrum in the colon that aids in digestion.

plural of haustral contraction

(Internet) An agreement between a spammer and their ISP, where the spammer pays additional charges in order to be exempted from the provider's terms of service, which would otherwise prohibit spamming.

A system for managing contracts.

plural of lanthanide contraction

(physics) Lorentz-Fitzgerald contraction

plural of eccentric contraction

(of a topological space) Having all its homotopy groups trivial.

(law) An agreement in which in which one party agrees to supply as much of a good or service as is required by the other party, and in exchange the other party expressly or implicitly promises that it will obtain its goods or services exclusively from the first party.