inner-ear
Meaning
The part of the ear that is inside the head, consisting of the cochlea and the semicircular canals, responsible for converting sound vibrations into nerve signals and for balance.
Structure
Usage
The delicate bones of the inner-ear are essential for hearing.
An infection in the inner-ear can cause severe dizziness and balance problems.
The cochlea is the spiral-shaped part of the inner-ear responsible for converting sound waves into neural signals.
Etymology
The compound "inner-ear" is a transparent anatomical term formed from two native English words. "Ear" descends from the Proto-Germanic auzōn-, itself from the Proto-Indo-European root h₂ṓws, meaning "ear." The word "inner" derives from the Old English comparative form innera, related to in, indicating a position within or further inside. The compound logically designates the internal, complex structure of the auditory and vestibular system, as opposed to the visible outer ear or the middle ear chamber. Its formation follows the common Germanic pattern of creating precise descriptive terms through straightforward noun modification.
Analysis
inner: From Old English innera, comparative of inne ("inside"). It functions as an adjective modifying 'ear' to specify location. ear: From Old English ēare, of Proto-Germanic origin. It functions as the core noun denoting the organ.