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Definition of helical adjective from the Oxford Advanced Learner's Dictionary

helical

adjective

/ˈhelɪkl/,

/ˈhiːlɪkl/

/ˈhelɪkl/,

/ˈhiːlɪkl/

(specialist)

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like a helix

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See helical in the Oxford Advanced American Dictionary

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noun

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C2

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