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
To reverse the effects of an action.
To unfasten.
To impoverish or ruin, as in reputation; to cause the downfall of.
An operation that reverses a previous action.