Of or relating to the science of ergonomics(adjective)
Designed for comfort or to minimize fatigue(adjective)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "ergonomic" in a sentence
"Just looking at the picture one can practically feel oneself gently boinging up and down in ergonomic bliss."
"The Occupational Safety and Health Administration (OSHA) issued a lengthy set of so-called ergonomic regulations that were designed to lessen the dangers of MSD."
"Now they have this 'ergonomic' crap design, idk, but it just sucks and the wings don't stick at all and the pad moves around."