1. Massive tropical tree with deep ridges on its massive trunk and bearing large pods of seeds covered with silky floss; source of the silky kapok fibre
   - kapok, ceiba tree, silk-cotton tree, white silk-cotton tree, God tree, Ceiba pentandra

Type of: angiospermous tree, flowering tree

• polack
• Poland
• Polanisia
• Polanisia dodecandra
• Polanisia graveolens
• polar
• polar bear
• polar body
• polar circle
• polar coordinate
• polar front
• polar glacier
• nuclear reactor
• Nuclear Regulatory Commission
• nuclear resonance
• nuclear RNA
• nuclear rocket
• nuclear submarine
• nuclear terrorism
• nuclear transplantation
• nuclear warhead
• nuclear weapon
• nuclear winter
• nuclear-powered ship
• nuclear-powered submarine