срастване означава в английски

accretion [accretions]▼(concretion; coherence of separate particles; as, the accretion of particles so as to form a solid mass)
noun
[UK: ə.ˈkriːʃ.n̩] [US: ə.ˈkriːʃ.n̩]

adhesion [adhesions]▼(abnormal union of surface)
noun
[UK: əd.ˈhiːʒ.n̩] [US: əd.ˈhiːʒ.n̩]

concrescence▼(the growing together and merging of like or unlike separate parts or particles)
noun
[UK: kɒn.ˈkre.səns] [US: kɑːn.ˈkre.səns]

concretion [concretions]▼(process of aggregating or coalescing into a mass)
noun
[UK: kən.ˈkriːʃ.n̩] [US: kən.ˈkriːʃ.n̩]