What does the word bulb mean?

Usage examples for bulb

  1. They have found the way in, for the window was partly open, and have burned their wings at the electric bulb. – She Buildeth Her House by Will Comfort
  2. The young bulb is drawn down an inch more or less, the slender roots perish with the growing year, but the bulb is preserved. – Seed Dispersal by William J. Beal
  3. Pressure through the rubber bulb shut off the artery so that Kennedy could no longer feel the pulse at the wrist. – The Dream Doctor by Arthur B. Reeve