abiotically
adv. C1 Advanced abi·ot·i·cal·ly
adv. in a way that is not caused by living things. You use this to describe natural processes like weather or rocks that happen without any life involved.
adv. in a manner that is not caused by or related to living organisms. Often used in scientific contexts to describe geological or chemical processes.
The soil was formed abiotically over millions of years.
The researchers found that the mineral deposits were created abiotically through chemical reactions in the deep ocean.
While many scientists once believed the structure was a fossil, further evidence suggested it was formed abiotically by the slow crystallization of silica under high pressure.