The Collaborative International Dictionary of English v.0.48:

Bel \Bel\, n.
   The Babylonian name of the god known among the Hebrews as
   Baal. See Baal. --Baruch vi. 41.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Bel \Bel\ (b[e^]l), n. [Hind., fr. Skr. bilva.]
   A thorny rutaceous tree ([AE]gle marmelos) of India, and
   its aromatic, orange-like fruit; -- called also Bengal
   quince, golden apple, wood apple. The fruit is used
   medicinally, and the rind yields a perfume and a yellow dye.
   [Webster 1913 Suppl.]

The Collaborative International Dictionary of English v.0.48:

Bel \Bel\ (b[e^]l), n. [from Alexander Graham Bell.]
   a unit of sound intensity equal to ten decibels.
   [PJC]

Easton's 1897 Bible Dictionary:

Bel
the Aramaic form of Baal, the national god of the Babylonians
(Isa. 46:1; Jer. 50:2; 51:44). It signifies "lord." (See BAAL.)