English Explanatory Dictionary

antiparallel

English dictionary entry

Meanings

adj
  1. (of vectors) Parallel but in opposite directions.
  2. Describing the orientations of the two strands of DNA.
  3. Describing two beta strands comprising a protein's secondary structure that are aligned and hydrogen bonded but where the vectors describing the amino- and carboxy-terminal ends of each strand are oriented 180° relative to one another.
noun
  1. A line that forms equal angles with two other lines, but in opposite directions.

Pronunciation

LL-Q1860 (eng)-Flame, not lame-antiparallel.wav

Word forms

antiparallel antiparallels

Etymology

From anti- + parallel.

Derived words

antiparallelly nonantiparallel

Translations

Catalan: antiparal·lel Dutch: antiparallel Finnish: vastakkaissuuntainen French: antiparallèle German: antiparallel Italian: antiparallelo Portuguese: antiparalelo Spanish: antiparalelo Swedish: antiparallell
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