Definition of pachycephaline in English:

pachycephaline

adjective

Ornithology
  • Of or relating to a group of passerine birds including the thickheads or whistlers of Australasia.

Origin

Late 19th century; earliest use found in The Century Dictionary. From scientific Latin Pachycephalinae, subfamily name from Pachycephala, genus name + -inae; compare -ine.

Pronunciation

pachycephaline

/ˌpakɪˈsɛfəlʌɪn//ˌpakɪˈkɛfəlʌɪn/