open-chain

Definitions of open-chain
  1. adjective
    having an open chain structure
    synonyms: acyclic
    aliphatic
    having carbon atoms linked in open chains
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    Antonyms:
    cyclic
    of a compound having atoms arranged in a ring structure
    bicyclic
    having molecules consisting of two fused rings
    closed-chain, closed-ring
    having atoms linked by bonds represented in circular or triangular form
    heterocyclic
    containing a closed ring of atoms of which at least one is not a carbon atom
    homocyclic, isocyclic
    containing a closed ring of atoms of the same kind especially carbon atoms
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