from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of levers, in which the power and weight move in opposite directions
  • adj. Spiralling in opposite directions on a stem or branch

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having spirals of changing direction.
  • adj. Moving in opposite directions; -- said of a lever, pulley, etc., in which the resistance and the actuating force are on opposite sides of the fulcrum or axis.

from The Century Dictionary and Cyclopedia

  • Running or lying in different directions, as leaves on the stem and branches.


Sorry, no etymologies found.


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