adjective. essential for maintaining the fundamental life processes.
- -genic (English)
- bio- (English)
- βίος (Ancient Greek (to 1453))
Example sentences of the word biogenic
1. Noun, singular or mass
Clastic limestone is made up of biogenic grains, or clasts, rather than eroded rock fragments, as in the case of sandstones.
Such biogenic clasts are shell or bone fragments from dead marine organisms and accumulate by sinking to the bottom of the sea or any other body of water.