2. Adjective. facing, located at, or taking place at or near a wall (e.g. a cell wall or the wall of a stream of fluid) ¹
¹ Source: wiktionary.com
2. Adjective. facing, located at, or taking place at or near a wall (e.g. a cell wall or the wall of a stream of fluid) ¹
¹ Source: wiktionary.com