noun
Technical term for the property of being see-through, used in optics, materials science, and related fields.
この素材は高い透視性を持っている。
This material has high transparency.
Compound of 透視 (tōshi, 'see through') and 性 (-sei, '-ness, property'). The exact historical derivation is uncertain; the spelling is conventionally associated with the meaning of transparency.