CEFR C2
astrobiology
noun
Meaning
The scientific study of the origin, evolution, distribution, and future of life in the universe.
Examples
- Modern astrobiology combines elements of geology, chemistry, and astronomy to search for signs of extraterrestrial organisms.
- She decided to pursue a degree in astrobiology after learning about the potential for microbial life on Mars.
Synonyms: exobiology, xenobiology