D defs.my
Entry 2 senses Webster, 1913

Thunderous

/thŭn'-dẽr-əs/ · Thun·der·ous · IPA /ˈθʌn.dɚ.əs/
01 a. Producing thunder.
  1. 1.
    Producing thunder.[R.]
    “How he before the thunderous throne doth lie.” Milton.
  2. 2.
    Making a noise like thunder; sounding loud and deep; sonorous.