cor·ro·sive 
(kə-rōsĭv, -zĭv)
(kə-rōsĭv, -zĭv)adj.
1. Having the capability or tendency to cause corrosion: a corrosive acid.
2. Gradually destructive; steadily harmful: corrosive anxiety; corrosive increases in prices; a corrosive narcotics trade.
3. Spitefully sarcastic: corrosive criticism; corrosive wit.
n.
A substance having the capability or tendency to cause corrosion.
cor·rosive·ly adv.
cor·rosive·ness n.