inverse, opposite -- (something inverted in sequence or character or effect; "when the direct approach failed he tried the inverse")
Overview of adj inverse
The adj inverse has 2 senses
inverse, reverse -- (reversed (turned backward) in order or nature or effect)
inverse -- (opposite in nature or effect or relation to another quantity ; "a term is in inverse proportion to another term if it increases (or decreases) as the other decreases (or increases)")