Trialability

"Can I try it out first, and can I go back to what I was doing if I don't like it?"
__Trialability__ refers to the extent to which a prospective adopter can "try out" an innovation before committing to full adoption.

Taken directly from p. 57 of

Ellsworth, J.B. (2000). Surviving change – a survey of educational change models. (ERIC Clearing House on Information and Technology, Syracuse, NY. (ED443417)