Where does “Psittacoidea” come from?

Psittacoidea (Translingual) comes from Translingual Psittacus, from Latin psittacus, from Ancient Greek ψιττακός — parrot.

Ancestry of “Psittacoidea”, step by step

Step	Language	Word	Meaning
1	Translingual	Psittacus	—
2	Latin	psittacus	A parrot
3	Ancient Greek	ψιττακός	parrot

Psittacoidea — Etymology, Origin & Word History | Etymology Explorer