Definition of nanocrystalline in English:

nanocrystalline

Pronunciation /ˌnanə(ʊ)ˈkrɪstəlʌɪn/ /ˌnanə(ʊ)ˈkrɪst(ə)lʌɪn/

adjective

  • Composed of crystalline grains with dimensions of a few nanometres; specifically designating a nanophase material.

Origin

1980s; earliest use found in Physics Letters. From nano- + crystalline, after nanocrystal.