concrescible
/kɑ̃krɛs.sibl/Definitions
1. adjective
Capable of becoming or being formed into a single mass or unit.
“The concrescible nature of the crowd allowed them to quickly assemble and chant in unison.”
2. noun
A substance that can be formed into a single mass or unit.
“The concrescible material in the mixture reacted quickly to produce a hard, solid surface.”