blow iron

blowpipe

[bloh-pahyp]
noun
1.
a tube through which a stream of air or gas is forced into a flame to concentrate and increase its heating action.
2.
Also called blow-iron, blowtube. Glass Blowing. a long metal pipe used to gather and blow the molten glass in making hollowware.
4.
Medicine/Medical. an instrument used to observe or clean a cavity.

Origin:
1675–85; blow2 + pipe1

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
blowpipe (ˈbləʊˌpaɪp)
 
n
1.  US word: blowgun a long tube from which pellets, poisoned darts, etc, are shot by blowing
2.  Also called: blow tube a tube for blowing air or oxygen into a flame to intensify its heat and direct it onto a small area
3.  a long narrow iron pipe used to gather molten glass and blow it into shape

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