This is the 923rd most frequent Estonian word.
selgus
Clarity.
Here, 'selgus' is used to signify 'clarity' or the state of being clear regarding the resolution of the question.
Küsimuse lahendamise selgus tuli hiljem.
The clarity of resolving the question came later.
In this sentence, 'selgus' refers to the clarity or understanding of the unknown phenomenon as revealed by the experiment.
Tundmatu nähtuse selgus ilmnes pärast eksperimenti.
The clarity of the unknown phenomenon emerged after the experiment.
Here, 'selgus' represents a metaphorical sense of clarity or resolution, found amidst challenging situations.