noun
coccolithophorid
A group of single-celled marine algae with calcareous scales; a technical term in biology and paleontology.
円石藻は、石灰質の鱗片を持つ微細藻類の一群である。
Coccolithophorids are a group of microalgae that have calcareous scales.
Composed of 円 (round), 石 (stone), and 藻 (algae), referring to the round calcareous plates (coccoliths) that characterize these organisms.