noun
black mold; Aspergillus niger
Refers specifically to the black-colored mold species Aspergillus niger, commonly found in damp indoor environments.
浴室の壁に黒カビが生えてしまった。
Black mold has grown on the bathroom wall.
黒カビはアレルギーの原因になることがある。
Black mold can sometimes cause allergies.
All-katakana spelling, often used in technical or emphatic contexts.
General term for mold or mildew; 黒カビ specifies the black-colored variety.
Compound of 黒 (black) and カビ (mold). The katakana spelling カビ is common for the mold component, reflecting its frequent use in scientific and everyday contexts.