(chemistry) A process in which the rate of a reaction in a heterogeneous two-phase system is enhanced by the addition of a substance that transfers one of the reactants across the interface between the two phases.

The transfer function of the forward path of a control system

The transfer function of the feedback path of a control system

The ratio of the Laplace transform of the primary feedback signal of a control system to that of the actuating signal

(medicine) A temporary cessation or reduction of blood supply to part of the brain, resulting in brief neurologic dysfunction that usually persists for less than 24 hours.

(geology) A geological fault separating two tectonic plates which are sliding horizontally in directions parallel with the fault line.

In the process of being transported.

(fluid dynamics) The point in space at which fluid flow around an object changes from laminar to turbulent.

A transferal of the current amount owing on one credit card to another one (ideally one charging a lower rate of interest)

horizontal gene transfer