plume
n. countablen. a tall, thin shape of smoke, dust, or water that rises into the air. It can also mean a large, soft feather used for decoration.
n. a tall, spreading column of fluid, smoke, or particles moving through another medium; also refers to a large, ornamental feather. Often used in scientific contexts to describe volcanic ash or underwater thermal vents.
A thick plume of smoke rose from the chimney.
Geologists monitored the massive plume of ash as it drifted across the continent after the eruption.
The satellite imagery captured a distinct thermal plume rising from the ocean floor, indicating significant volcanic activity beneath the waves.
Commonly followed by the preposition 'of' to specify the material, such as 'a plume of smoke' or 'a plume of steam'.