シンカイタイ
Meanings
Noun
1. abyssal zone
Composed of
deep sea; depths of the sea; ocean depths
band (e.g. conduction, valence); belt (e.g. Van-Allen, asteroid, etc.)
Used in vocabulary (2 in total)
hadal zone; hadopelagic zone; trench zone
bathyal zone; midnight zone; bathypelagic