what's the meaning of Chinood?

[Dongocan]

English Language Proficiency Tests, Advanced Level

ESL/EFL Test #573 "Weather Test (10)", question 10

In regions that are east of the Rocky Mountains in Canada and the US, dry, warm winds that are felt sporadically during the cold, winter months are called ..........

(a) monsoons
(b) Chinooks
(c) gale force winds

English Language Proficiency Tests, Advanced Level

ESL/EFL Test #573 "Weather Test (10)", answer 10

In regions that are east of the Rocky Mountains in Canada and the US, dry, warm winds that are felt sporadically during the cold, winter months are called Chinooks.

Correct answer: (b) Chinooks

Your answer was: incorrect
In regions that are east of the Rocky Mountains in Canada and the US, dry, warm winds that are felt sporadically during the cold, winter months are called gale force winds.
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what's the meaning of Chinood !? please tell me more!thanks

[Linda]

Here is a link for the meaning of the word "chinook."
http://www.merriam-webster.com/dictionary/chinook
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