noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A tendency towards complexity, structure, order, organization of ever more advantageous and orderly patterns. Originally coined as a synonym for negentropy uncountable
2. 2
   The coalescence of two diseases into one. uncountable
3. 3
   A wholesome association with others. uncountable
4. 4
   A formation of a series of similar parts having the same orientation (e.g., ribs, scales). uncountable

Etymology

By surface analysis, syn- + -tropy. First attested in 1871, in the anatomical sense.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.