Relating to or resembling crustaceans, or having a hard shell-like outer covering.
From Latin crusta meaning 'shell' or 'crust,' plus the suffix -aceous meaning 'of the nature of' or 'resembling.' It's an adjectival form emphasizing shell-like or crust-like qualities.
The word crustaceous helps us see that creatures as different as crabs, woodlice, and even the tiny water fleas (daphnia) are all part of one massive family united by their crustaceous armor.
Complete word intelligence in one call. Free tier — 50 lookups/day.