(underwater diving) A cave chamber with an airspace above the water at less than atmospheric pressure.

An apparatus for measuring the properties of epithelial membrane.

An attachment to a furnace in which the fumes of any metal are condensed.

plural of rain chamber

plural of presence chamber

A room, in a royal palace, in which a monarch receives visitors

The House of Lords.

(uncountable) A genre of opera written to be performed with a chamber ensemble. / (countable) An individual opera in this genre.

(music) A subgenre of rock music which places increased emphasis on melody, often incorporating vocal harmonies and bowed string instruments.

A chamber, typically underground, in which young (animals or insects) are born and raised until old enough to venture outside