What’s the Plural of Cactus?
Cactuses and cacti are both accepted to mean more than one of these sturdy desert plants, the cactus.
Cactuses and cacti are both accepted to mean more than one of these sturdy desert plants, the cactus.
Crisis, which comes from Greek, is crises as a plural noun form. Crises is the only correct plural of crisis.
Oasis, plural, is oases. Like other Greek nouns that have conserved their form, oasis turns to oases in its plural noun form.