Hypertext Webster Gateway: "ductless"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Ductless \Duct"less\, a.
Having to duct or outlet; as, a ductless gland.
From WordNet (r) 1.7 (wn)
ductless
adj : not having a duct; "ductless glands"
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