Aphotic and Tenebrous

Aphotic adjective - Lacking light; especially not reached by sunlight.

Tenebrous and aphotic are semantically related. in lack of light topic. In some cases you can use "Tenebrous" instead an adjective "Aphotic".

Tenebrous adjective - Being without light or without much light.

Aphotic and tenebrous are semantically related. Sometimes you can use "Aphotic" instead an adjective "Tenebrous".