mesarch

[ mez-ahrk, mes-, mee-zahrk, -sahrk ]
/ ˈmɛz ɑrk, ˈmɛs-, ˈmi zɑrk, -sɑrk /
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adjective

Botany. (of a primary xylem or root) developing from both the periphery and the center; having the older cells surrounded by the younger cells.
Ecology. (of a sere) originating in a mesic habitat.

Nearby words

  1. mesalliance,
  2. mesangial nephritis,
  3. mesangial proliferative glomerulonephritis,
  4. mesangium,
  5. mesaortitis,
  6. mesarteritis,
  7. mesatipellic,
  8. mesatipellic pelvis,
  9. mesaxon,
  10. mesc

Origin of mesarch

First recorded in 1890–95; mes- + -arch

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for mesarch



British Dictionary definitions for mesarch

mesarch

/ (ˈmɛsɑːk) /

adjective

botany (of a xylem strand) having the first-formed xylem surrounded by that formed later, as in fern stemsCompare exarch 2, endarch

Word Origin for mesarch

C19: from mes (o)- + Greek arkhē beginning

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012