be·lay·ing pin 
(bĭ-lāĭng)
(bĭ-lāĭng)n.
Nautical
Nautical
A short, removable wooden or metal pin fitted in a hole in the rail of a boat and used for securing rigging lines.
belaying pin- biocontrol
- bioconversion
- biodegradability
- biodegradable
- biodegradation
- biodegrade
- biodiesel
- biodiversification
- biodiversified
- biodiversity
- bioelectric
- bioelectrical
- bioelectricity
- bioengineer
- bioengineering
- bioenvironmental
- bioequivalence
- bioequivalent
- bioethanol
- bioethical
- bioethicist
- bioethics
- biofeedback
- biofilm
- bioflavonoid