do·thid·e·ace·ae \(ˌ)dōˌthidēˈāsēˌē\noun plural Usage: capitalized Etymology: New Latin, from Dothidea, type genus (from Greek dothiēn small abscess, boil) + -aceae : a family of saprophytic or parasitic fungi (order Dothideales) with a plurilocular stroma that is erumpent and superficial at maturity • do·thid·e·aceous\(|)dō|thidēˈāshəs\adjective