Definition of regiospecific in US English:

regiospecific

adjective

Chemistry
  • Of a reaction taking place at a particular site on a molecule: leading to predominant or exclusive formation of one of two or more possible isomeric products; characterized by or characteristic of such a reaction.

Origin

1960s. From classical Latin regio region + specific.

Pronunciation

regiospecific

/ˌriːdʒɪə(ʊ)spɪˈsɪfɪk/