dictionary.pt
boiler
nounfemininegeneral usecommon/kɐɫ.dɐj.ɾɐ/cal·dei·ra
Definitions
21
A large metal container for heating water, especially to produce steam for heating or power.
Usage examples
“The steam boiler broke down and needed repair.”
“They installed a new boiler in the basement.”
Synonyms
Common combinations
steam boilerindustrial boilercopper boilerboiler room
2
A large volcanic crater, typically formed by the collapse of the ground following a major eruption.
Usage examples
“Yellowstone National Park sits on a massive caldera.”
“The island's caldera is now a lake.”
Synonyms
Common combinations
volcanic calderacollapse calderacaldera lake