retinula /ri'tinjulә/ 📖 中文释义 n. [昆]小网膜(指昆虫复眼中小眼的色素细胞) 📘 English Definition(英文释义) n. One of the group of pigmented cells which surround theretinophorae of invertebrates. See Illust. under Ommatidium. ← retinues retinulae →