sibilous

English

Etymology

Latin sibilus.

Adjective

sibilous (comparative more sibilous, superlative most sibilous)

  1. Having a hissing sound; sibilant.
    a sibilous rattle
    • 1812, Thomas Pennant, Arctic Zoology:
      In the height of summer it [the grasshopper warbler] chirps the whole night: its sibilous note is observed to cease about the latter end of Jul

References