- a large, plump, pillow-shaped fruiting body of certain myxomycetes, formed by the aggregation of plasmodia into a single functional mass.
Origin of aethalium
< New Latin, originally a genus of Myxomycetes containing such a body < Greek aíthal(os) or aithál(ē) thick smoke, soot (akin to aíthein to kindle, burn) + New Latin -ium -ium; so named from the smokelike spores
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for aethalium
Aethalium from a few millimeters to several centimeters in extent.
Aethalium 3–6 or sometimes many centimeters in extent and 1–2 cm.
Aethalium small; lime abundant in the capillitium, the nodules numerous and large, angular and irregular.