fumarole
fumarole — noun
- fumarolesingular
- fumarolesplural
1. a small hole in the ground near a volcano where heated gases, water vapour, or s
a small hole in the ground near a volcano where heated gases, water vapour, or smoke rise up from deep underground.
Camila photographed a yellow-rimmed fumarole hissing beside the trail on Mount Etna.
noun used with location: fumarole on/beside [volcano feature]
The geology students wore gas masks before approaching the largest fumarole in the crater.
collocation: largest / active fumarole
Steam rose from dozens of fumaroles scattered across the black volcanic slope.
Tendai noticed sulphur crystals forming around the edge of a small fumarole.
Volcanologists in Iceland use sensors to measure the temperature inside each fumarole.
- vent
general word for any opening that releases gas or smoke; less technical than fumarole
- steam vent
describes the same feature in everyday language without geological precision
- solfatara
a fumarole that emits sulphurous gases specifically
文法句型
fumarole + on/in/near + place
用法筆記
Subject of scientific writing about volcanoes and geothermal areas; usually appears with verbs like 'hiss', 'vent', 'emit', or with descriptors of temperature and gas content.