Definition of astragal
1 : a narrow half-round molding
2 : a projecting strip on the edge of a folding door
Origin of astragal
Latin astragalus, from Greek astragalos neck vertebra, molding; akin to Greek astakos lobster, osteon bone — more at osseous
First Known Use: 1563
Learn More about astragal
Britannica.com: Encyclopedia article about "astragal"
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