Fog rings around the lighthouse at dawn, shrouding its light.

She's ringing around to find someone who can cover her shift tonight.

She collected antique thumb-rings from different cultures and displayed them in a glass case.

The bell-ringings echoed across the valley during the festival.

In algebraic geometry, ordered rings often appear when studying real closed fields and positivity conditions.

Valuation rings play a central role in the classification of discrete valuations on function fields.

In many algebraic problems, reduced rings simplify computations by eliminating nilpotent elements.

The dolphins created vortex rings to play with the floating seaweed.

The divers inspected the anchor rings on the hull before the storm.

In abstract algebra, quotient rings often simplify computations by collapsing ideals to zero.