Phraseology

Phraseological unit / set expression / idiom – a complex word-equivalent in which the globality of nomination reigns supreme over the formal separability of elements. It is reproduced in speech. – See Idiom proper
Typology of ph.us. (according to the degree of motivation):
- unities, phraseological (q.v.);
- combinations, phraseological (q.v.);
- fusions, phraseological (q.v.).