calyptrogen

[ kuh-lip-truh-juh n ]
/ kəˈlɪp trə dʒən /

noun Botany.

the histogen layer that develops into the root cap.

Nearby words

  1. calydonian hunt,
  2. calymmatobacterium,
  3. calypso,
  4. calypsonian,
  5. calyptra,
  6. calyx,
  7. calzaghe,
  8. calzone,
  9. calèche,
  10. caló

Origin of calyptrogen

1880–85; calyptro- (combining form of calyptra) + -gen

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


British Dictionary definitions for calyptrogen

calyptrogen

/ (kəˈlɪptrədʒən) /

noun

a layer of rapidly dividing cells at the tip of a plant root, from which the root cap is formed. It occurs in grasses and many other plants

Word Origin for calyptrogen

C19: from calyptra + -gen

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