Frustration (by prevention of success), stymieing; (law) nullification.
The act or instance of being defeated, of being overcome or vanquished; a loss.
The act or instance of defeating, of overcoming, vanquishing.
To nullify
To prevent (something) from being achieved.
To reduce, to nothing, the strength of.
To overcome in battle or contest.
Any value that is not positive.
Not positive; either zero or negative.
Not positive.