The Collaborative International Dictionary
Suspiral
Suspiral \Sus*pir"al\, n. [From Suspire.]
A breathing hole; a vent or ventiduct.
A spring of water passing under ground toward a cistern or conduit.
Wiktionary
suspiral
n. 1 A breathe hole; a vent or ventiduct. 2 A spring of water passing underground toward a cistern or conduit.