Etymology

pták ‎(“bird”) +‎ -o- +‎ pysk ‎(“lip”), a calque of the Greek biological name Ornithorhynchus,^[1] from Ancient Greek ὄρνιθ- ‎(órnith-) (the stem of ὄρνις ‎(órnis, “bird”)) + ῥύγχος ‎(rhúnkhos, “snout”); coined by Jan Svatopluk Presl (1791–1849).

Pronunciation

• IPA^(key): /ptakopɪsk/