The definition of invidious is something that is likely to cause anger, or something that is unjust or unfair.(adjective)
See invidious in Webster's New World College Dictionary
Origin: L invidiosus < invidia: see envy
See invidious in American Heritage Dictionary 4
Origin: From Latin invidiōsus, envious, hostile
Origin: , from invidia, envy; see envy.
Learn more about invidious