woolly appearance

A finding in Paget’s disease of the skull bones, characterised by multiple irregular dense ‘fluffy’ nodules and small areas of rarefication

woolly appearance

Radiology A finding in Paget's disease of the skull bones, characterized by multiple irregular dense nodules and small areas of rarefication. See Paget's disease of the bone.
References in classic literature ?
Well, play he would; he'd show 'em; even despite the elated prophesies made of how swiftly he would be trimmed--prophesies coupled with descriptions of the bucolic game he would play and of his wild and woolly appearance.
Its evergreen, woolly appearance provides an excellent foil for flowering plants.