Archimedes' screw

Archimedes' screw

noun
a device consisting essentially of a spiral passage within an inclined cylinder for raising water to a height when rotated.
Also, Archimedean screw.
Also called water snail.


Origin:
1860–65

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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World English Dictionary
Archimedes' screw or Archimedean screw (ˌɑːkɪˈmiːdɪən, -mɪˈdiːən) [Click for IPA pronunciation guide]
 
n
an ancient type of water-lifting device making use of a spiral passage in an inclined cylinder. The water is raised when the spiral is rotated
 
Archimedean screw or Archimedean screw
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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00:10
Archimedes'_screw is always a great word to know.
So is interrobang. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a chattering or flighty, light-headed person.
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