M5015100 (măk′rō-ĭn-vûr′tə-brāt′)n. A macroscopic invertebrate, especially an aquatic organism such as a crustacean, a mollusk, or an aquatic insect.EncyclopediaSeeinvertebrate
macroinvertebrate
macroinvertebrate
(măk′rō-ĭn-vûr′tə-brāt′)n. A macroscopic invertebrate, especially an aquatic organism such as a crustacean, a mollusk, or an aquatic insect.