hadrome

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English

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Etymology

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From Ancient Greek ἁδρός (hadrós, thick) +‎ -ome.

Noun

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hadrome (plural hadromes)

  1. The portion of the mestome that transports fluids.
    • 1896, Herman Theodor Holm, Botanical Pamphlets and Reprints - Volume 1, page 508:
      The cambium commences then to develop new groups of leptome outwards and new groups of hadrome inwardly.
    • 1931, John Merle Coulter, Charles Reid Barnes, Henry Chandler Cowles, A textbook of botany for colleges and universities - Volume 3, page 210:
      In the bundle the hadrome seems to have the place of advantage.
  2. The rudimentary xylem in a cryptogam.
    • 1883, Frank Crisp, Francis Jeffrey Bell, Journal of the Royal Microscopical Society, pages 537–538:
      This physiological relationship explains the remarkable facts that where a number of hydroids lie close together the hydrome is regularly permeated by threads of starch, and that all vascular cryptogams possess a hadrome.