Definitions by Philip
morph
In the Power Rangers universe, it means to use a device such as a belt buckle or wrist gadget to effect an near-instantaneous, yet special effects laden transformation from ordinary person to costumed crimefighter.
tokusatsu
literally, "special effects" a genre of Japanese live action audio-visual entertainment usually, but not always, involving super heroes/heroines comabtting evil monsters, whether life sized or gigantic. Tokusatsu in particular, refers to the sounds, special effects, costumes, and props used in creating the adventures of said heroes.