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About LDOCE
Date:
1500-1600
Language:
Latin
Origin:
Greek
helix
noun
Related topics:
Maths
he‧lix
plural
helices
[
countable
]
technical
AV
HM
a line that curves and rises around a central line
[=
spiral
]
➔
double helix
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.
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