A slip of paper, card, etc. used to mark one's place in reading a book; a bookmark.
A piece of card placed in a ring binder to separate groups of documents.
A physical object for dividing up a space.
An electronic device for separating a signal, frequency, etc., into two or more parts.
One who or that which divides or separates.
A device resembling a drawing compass and used to transfer measurements of length.
The median (US) or central reservation (UK) of a highway or other road where traffic in opposite directions are kept separated.