To spin around; to gyrate, to whirl.
To make (something) spin or whirl around; to spin, to whirl.
A circular or spiral motion; also, a circle described by a moving body; a revolution, a turn.
An ocean current caused by wind which moves in a circular manner, especially one that is large-scale and observed in a major ocean.
A swirling vortex.
To turn or fold inwardly.
To fold inward to create a hollow space where none had existed, as with a gastrula forming from a blastula.
To fold up or enclose into a sheath-like or pouch-like structure, either naturally or as part of a surgical procedure.
Having one portion of a hollow organ drawn back within another portion.
sheathed