/klam'euh tawr"ee euhl, -tohr"-/ , adj.
of or pertaining to the Clamatores, a large group of passerine birds with relatively simple vocal organs and little power of song, as the flycatchers.
[ 1870-75; Clamator ( es ) (pl. of L clamator shouter, equiv. to clama ( re ) to shout) + -tor -TOR) + -IAL ]