Jargon term to designate frames computed by a computer animation workstation or DVE to fill the time intervals between actual defined or selected Keyframe s. In the case of a DVE, Trajectory settings are used to enable the calculation of tweens.

Non-ionic surfactants chemically resembling Spans, but rendered more hydrophilic by the addition of a polyoxytheylene chain.

Children between the ages of 9 and 12.

(also known as tweenagers) - 7-11 year-olds.