Green-blindness and Red-green dichromacy

Green-blindness noun - Dichromacy characterized by a lowered sensitivity to green light resulting in an inability to distinguish green and purplish-red.

Red-green dichromacy and green-blindness are semantically related. In some cases you can use "Red-green dichromacy" instead a noun phrase "Green-blindness".

Red-green dichromacy noun - Confusion of red and green.

Green-blindness and red-green dichromacy are semantically related. Sometimes you can replace phrase "Green-blindness" with "Red-green dichromacy", this phrases are similar.