Meaning of Betty lamp

Bet'ty lamp"

Pronunciation: [key]
  1. an Early American lamp, consisting of a shallow, covered basin filled with oil, tallow, etc., providing fuel for a wick housed in a teapotlike spout, and often hung by a hook or suspended from a chain.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.