Definition of nucleation in US English:

nucleation

noun

  • See nucleate

    • ‘It may be the case, however, that nucleation has occurred on and within cellulose cell walls, but it cannot be observed under SEM.’
    • ‘The first step caused homogenous nucleation, while the second grew crystallites.’
    • ‘The close association of actin bundles with the intracellular virions suggests that nucleation and filamentation of actin may be virus induced.’
    • ‘Furthermore, nucleation of fibrils on apparently irregular cores has also been observed.’
    • ‘Crystal terminations are observed in some samples, where nucleation occurred around the inner surface of the cell wall.’

Pronunciation

nucleation

/ˌn(y)o͞oklēˈāSHən/