planation
pla·na·tion
noun \plā-ˈnā-shən\Definition of PLANATION
: the condition or process of becoming flattened
First Known Use of PLANATION
1877
Browse
Next Word in the Dictionary: plan B
Previous Word in the Dictionary: planate (verb)
All Words Near: planation
Previous Word in the Dictionary: planate (verb)
All Words Near: planation
Seen & Heard 
What made you want to look up planation? Please tell us where you read or heard it (including the quote, if possible).
