paries

A wall of a body part, organ, or cavity.

i. In anatomy and zoology:

A wall or inclosure; an envelop or investment; a body-wall; any part which inclosesor bounds a cavity: generally in the plural: as,the thoracic or abdominal parietes (that is,the walls of the chest or belly.

In Cirripedia, the free middle part of the shell, as distinguished from the lateral wings.

One of the perpendicular partitions separating the cells of a honeycomb or a wasps’ nest.

In botany, the side or wall of an ovary or capsule.

The central thickened portion of a valve of the acorn-barnacle (Balanus). The anterior overlapping edge of the valve is the ‘radius,’ the posterior underthrust edge the ‘ala.’

The triangular middle part of each segment of the shell of a barnacle.

The wall of any cavity in the body.

The triangular middle part of each segment of the shell of a barnacle.