ETYM as. innera, a compar. from inne within, from in in. Related to In.
1. Innermost or essential; SYN. internal, intimate.
2. Located inward.
3. Located or occurring within or closer to a center.
4. Exclusive to a center; especially a center of influence.
5. (Anatomy) Inside or closer to the inside of the body.

The older and more populated and (usually) poorer central section of a city.
The area in or near the central business district of a town or city. In many cities this is one of the older parts and may suffer from decay and neglect, leading to social problems.
Some theories of urban land use call the outer part of the inner city the “twilight zone” or zone of transition. There may be poor-quality terraced housing with old manufacturing industry nearby. Low rents and land prices in the inner city may attract newly arriving ethnic groups, who then establish their own sectors within the area. There may be crime and social tension. As industries in the area close down, unemployment rises and land becomes derelict. These sites are unattractive to new industry and may not attract investment.

A complex system of interconnecting cavities; concerned with hearing and equilibrium; SYN. internal ear, labyrinth.
The essential organ of hearing and equilibrium that is located in the temporal bone, is innervated by the auditory nerve, and includes the vestibule, the semicircular canals, and the cochlea.

Islands between the Outer Hebrides and the western coast of Scotland.

An operator in relational algebra, often implemented in database management. The inner join produces a relation (table) that contains all possible ordered concatenations (joinings) of records from two existing tables that meet certain specified criteria on the data values. It is thus equivalent to a product followed by a select applied to the resulting table. Compare outer join.

A divine presence believed by Quakers to enlighten and guide the soul; Also called: Light, Light Within, Christ Within.