cosmological
Cosmological (adj) means relating to cosmology, the study of the universe's structure and origins. Example: “The professor explained several cosmological theories about how the universe began.”
How to use cosmological
Learner’s notesIn plain EnglishTo do with the scientific or philosophical study of the universe as a whole.
Fill the gap
Can you complete this real example?
The professor explained several _____ theories about how the universe began.
Etymology
From cosmology plus the adjective ending -ical.