Mesarchy
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A vascular system in which development spreads both toward and away from the axis center. uncountable
"There is no doubt, however, that if endarchy is primitive in the protostelic and immediately derived types, it very rapidly gives place to mesarchy and exarchy in response to various demands, and it is not difficult to show how this may have occurred."
Example
More examples"There is no doubt, however, that if endarchy is primitive in the protostelic and immediately derived types, it very rapidly gives place to mesarchy and exarchy in response to various demands, and it is not difficult to show how this may have occurred."
Etymology
From meso- + -archy.
More for "mesarchy"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.