plastron /plasˈtron/

1. A fencer's wadded breast-shield
2. The ventral section of the shell of a tortoise or turtle, or other animal
3. The front of a dress shirt
4. A separate ornamental front part of a woman's bodice
5. A steel breastplate worn under the hauberk (historical)

plasˈtral adjective

• natural wastage
• natural year
• natura naturans
• natura naturata
• nature
• nature cure
• natured
• nature-god
• nature-gods
• nature knowledge
• nature-myth
• nature-myths
• nature printing
• nature reserve
• nature reserves
• natures
• nature strip
• nature strips
• nature studies
• nature study
• nature trail
• nature trails
• nature-worship
• naturing
• naturism