overture แปลว่า

"Crest : A falcon, wings overture."

"It may be with wings close, i.e. closed, or it may be with its wings elevated, or it may be with wings disclosed, i.e. somewhat open, but inverted, and pointing downwards (and this is practically the same as the expression overt, written sometimes overture). [...] Argent, an eagle recursant wings overture sable - BACK. Argent, an eagle rising, wings overt inverted gules, standing on a baston raguly in bend vert - William PORTER."

"[...] charged with a cross patty gules, and perched thereon a bird contourne reguardant, its wings overture, of the second; […]"