TOP

Definition of double helix noun from the Oxford Advanced Learner's Dictionary

double helix

noun
 
/ˌdʌbl ˈhiːlɪks/
 
/ˌdʌbl ˈhiːlɪks/
(biology)
jump to other results
  1. the structure of DNA, consisting of two connected long thin pieces that form a spiral shape
See double helix in the Oxford Advanced American Dictionary
previously
adverb
 
 
From the Word list
Oxford 3000
B1
Oxford Learner's Dictionaries Word of the Day