The phrase "large cavity" refers to a big hole or empty space in something, such as a tooth or a wall.
Sentences with «large cavity»
It is a practical cabin with lot useful storage options like the big front door pockets, large cavity under the centre console and two cup holders each for front and rear passengers. (carwale.com)
Sample books are filed neatly in a wooden island with an extra large cavity and hooks provide simple ways to hang fabrics. (idealhome.co.uk)
I see it everyday, moms who breastfed and have kiddos with large cavities on the front teeth. (thebadassbreastfeeder.com)