ivory dome

Got a lot of sense in that ivory dome of yours.

His condition was rather bibulous, but owing to his hollow legs and ivory dome, he was clear-headed and able to fall in with our plans.

So Hoonamunta took upon himself the form of a rat, and sped nimbly through the huts of dwarfs and the towers of giants, through the hiding-places of misery and the high seats of power, through the places of trouble and the places of ease; till at last he came to an ivory dome, hard by the silver palace of Rawanna, the Monstrous; and there lay Seeta, buried in a profound trance of despair.

He's got an ivory dome anyway.

Its poisonous smell and soapy aftertaste should lead to suspicion of this ivory dome; but nobody seems to mind them.