The Collaborative International Dictionary of English v.0.48:

Parotoid \Par"o*toid\, a. [Parotid + -oid.] (Anat.)
   Resembling the parotid gland; -- applied especially to
   cutaneous glandular elevations above the ear in many toads
   and frogs. -- n. A parotoid gland.
   [1913 Webster]