• Trochilus

    Origin

    Latin trochilus ("a kind of small bird"), from Ancient Greek , to run.

    Full definition of trochilus

    Noun

    trochilus

    (plural trochiluses or trochili)
    1. (zoology) Any member of the hummingbird genus Trochilus.
    2. (architecture) An annular moulding whose section is concave, like the edge of a pulley; a scotia.
    © Wiktionary