Coalescent (adjective)

Growing together or merging into a single mass or entity.

Origin:

Late 19th century. from latin coalescere, meaning 'to grow together, unite'.

Examples:

1. The coalescent galaxies will eventually form a single large galaxy.
2. The coalescent droplets of water formed a puddle on the floor.
3. The coalescent clouds produced a heavy downpour.
4. The coalescent protests resulted in a large demonstration.
5. The coalescent ideas of the two scientists led to a major breakthrough.