- the transmission of sound vibrations to the internal ear through the cranial bones (opposed to air conduction).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- The process by which sound waves are transmitted to the inner ear by the cranial bones without traveling through the air in the ear canal.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.