cavernous

adj

Etymology: Late Middle English cavernous, cavernose, borrowing from Old French caverneux or Latin cavernōsus (“full of hollows or cavities”), from caverna (“a hollow, cavity, cave”) + -ōsus (“-ous, -ose”, adjectival suffix); equivalent to cavern + -ous.

1. Resembling a cavern in size, shape, or atmosphere.

   “The last stop on the West Coast Main Line before you cross the border into Scotland, the strategically placed Carlisle Citadel is a station steeped in history. Opened on September 1 1847, the cavernous station was once home to seven railway companies in the pre-Grouping years.”

   “At 8:34 p.m. Saturday night, in the cavernous ballroom at the Washington Hilton, I heard a loud crashing noise, like a big tray of dinner plates hitting the floor.”

2. Resembling a cavern in size, shape, or atmosphere.

   “cavernous eyes”

   “While the filmmakers behind Dear Evan Hansen have maintained that their biggest motivation for adapting the popular Broadway musical was to immortalize Platt’s Tony-winning titular performance, what they’ve actually done by having the 27-year-old play a high school senior is highlight the stage show’s cavernous weaknesses while failing to transport just about any of its strengths to the new medium.”

3. Having many caverns.
4. Having many caverns.