noun🔗ShareOmmatidiumOne of the conical substructures which make up the eyes of invertebrates with compound eyes."A fly's compound eye is made up of many individual units, each called an ommatidium, that work together to see the world. "Das Facettenauge einer Fliege besteht aus vielen einzelnen Einheiten, den Ommatidien, die zusammenarbeiten, um die Welt zu sehen.organanimalinsectbiologyanatomypartChat with AIVocabulary GamePractice Reading