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(astrophysics, cosmology, astronomy, physics) The unknown portion of the Universe outside standard physics, including dark matter and dark energy.
(nautical) A part of the rigging of a sailing ship extending from masthead the top of the mast to the back of the ship; they support the strain on all upper masts and provide additional support to the shrouds when the wind is abaft the beam.
Of or relating to a microtrauma.
alternative form of E218.
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