experimentation

From Latin ex- + -periri (akin to periculum), "attempt".

• Rhymes: -eɪʃən

experimentation (countable and uncountable, plural experimentations)

1. The act of experimenting; practice by experiment.
2. (sciences) A set of actions and observations, performed to verify or falsify a hypothesis or to research a causal relationship between phenomena.
   • 2012 January 1, Robert M. Pringle, “How to Be Manipulative”, in American Scientist‎, volume 100, number 1, page 31:

     As in much of biology, the most satisfying truths in ecology derive from manipulative experimentation. Tinker with nature and quantify how it responds.

• sexperimentation