impalpable /im-palˈpə-bl/

1. Not perceivable or detectable by touch
2. Not capable of being comprehended or grasped
3. Extremely fine-grained

impalpabilˈity noun

• Rotavators
• Rotavator®
• rotavirus
• rotaviruses
• ROTC
• rotch
• rotche
• rotches
• rotchie
• rote
• roted
• rotenone
• rotenones
• rotes
• rotgrass
• rotgrasses
• rotgut
• rotguts
• rother
• rother-beast
• rother-beasts
• rothers
• roti
• rotifer
• Rotifera