In a manner relating to or characterized by friction; through the action or effect of frictional forces.
From 'frictional' plus the adverb suffix '-ly,' creating an adverb that describes how something happens through friction.
Scientists use 'frictionally' to describe how energy moves through systems—it's the technical way of saying 'because of rubbing and resistance between surfaces!'
Complete word intelligence in one call. Free tier — 50 lookups/day.