i Register
In some senses, scleroderm is marked as obsolete. Watch for register when choosing this word.
noun
Alternative form of scleroderma.
One of a tribe of plectognath fishes (Sclerodermi) having the skin covered with hard scales, or plates, such as the cowfish and trunkfish.
One of the Sclerodermata; a madrepore.
A hardened or bony integument of various animals.