It is--but the mention of her name is a caustic to the wounds of her heart.
Sir Rowland flushed under that mocking glance and caustic tone.
It also gives off ammonia, when treated with caustic potash.
The strong bases, like lye and caustic soda, are also called alkalies.
Tonic, irritant, and caustic; dose internally, one to two drachms.
It is a great advantage to have ...