In risk assessment, labeling a hazard as a known known helps prioritize mitigation because its magnitude, consequences, structure, and probability characteristics are well understood.

In the risk assessment meeting, we focused on the known knowns before addressing uncertainties.

The known species of the island have adapted to its arid climate.

She has known the truth for years.

Scientists often challenge the known to expand our understanding.

In the field of science, knowns often guide researchers toward new hypotheses.

The knowne remedies for the illness were recorded in the old manuscript.

The knownness of the artist grew slowly as more people discovered her work.

Few people outside the village had ever known of the hidden waterfall.

The well-known author surprised fans by publishing a mystery novel under a pseudonym.