cell

1. Lighting. Most often used when referring to asymmetric-reflector cyc lights, meaning each "window." Many LED striplights can be run in multiple modes: one 6' cell, two 3' cells, three 2' cells, four 1'-6" cells, six 1' cells, or twelve 6" cells.

2. Colloquial form of "cellular telephone." Also as "cel".

3. Enclosure or capsule: open-cell foam, prison cell.

4. The simplest form of life.