concrescence

noun

con·​cres·​cence kən-ˈkre-sᵊn(t)s 

kän-

1

: increase by the addition of particles

2

: a growing together : coalescence

concrescent

kən-ˈkre-sᵊnt 

kän-

adjective

Word History

Etymology

borrowed from Latin concrēscentia "coagulation, solidification," noun derivative of concrēscent-, concrēscens, present participle of concrēscere "to coalesce, condense, solidify, harden," from con- con- + crēscere "to come into existence, increase in size or numbers" — more at crescent entry 1

First Known Use

1614, in the meaning defined at sense 1

Medical Definition

concrescence

noun

con·​cres·​cence kən-ˈkres-ᵊn(t)s, kän- 

: a growing together : coalescence

especially : convergence and fusion of the lateral lips of the blastopore to form the primordium of an embryo