The gravitational waves produced a characteristic swirly pattern in polarized light, called «B - mode» polarization. (sciencedaily.com)
We had tried to avoid any obvious swirly pattern on our counters in that house because our hickory wood floors already had a lot of «movement» and a rustic vibe to them. (theinspiredroom.net)
To make swirls run a butter knife or chopstick in swirly patterns around the cream. (willfrolicforfood.com)