undercloak

English

Etymology

From under- +‎ cloak.

Pronunciation

IPA^(key): /ˈʌndə(ɹ)kləʊk/

Noun

undercloak (plural undercloaks)

(construction) A fixed underlayer of tile or fibre cement on a roof, to support the mortar above.

Verb

undercloak (third-person singular simple present undercloaks, present participle undercloaking, simple past and past participle undercloaked)

(construction, transitive) To apply such an underlayer to.