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

• “sibilous”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.