CELIDOGRAPHY
Cel`i*dog"ra*phy, n. Etym: [Gr. -graphy: cf. F. célidographie.]

Defn: A description of apparent spots on the disk of the sun, or on planets.

CELL
Cell, n. Etym: [OF. celle, fr. L. cella; akin to celare to hide, and
E. hell, helm, conceal. Cf. Hall.]

1. A very small and close apartment, as in a prison or in a monastery or convent; the hut of a hermit. The heroic confessor in his cell. Macaulay.

2. A small religious house attached to a monastery or convent. "Cells or dependent priories." Milman.

3. Any small cavity, or hollow place.

4. (Arch.) (a) The space between the ribs of a vaulted roof. (b) Same as Cella.

5. (Elec.)

Defn: A jar of vessel, or a division of a compound vessel, for holding the exciting fluid of a battery.

6. (Biol.)