This meaning refers to a written or printed work consisting of pages bound together. It can also denote specific works of literature or scholarly texts.

This meaning is used to specify something that is relevant to the current conversation or situation. It often refers to the item or subject at hand.

This meaning conveys a sense of being the most important or primary element in a particular context or hierarchy.

This meaning indicates authenticity or adherence to a standard, often contrasting something artificial or inferior.

This meaning serves as a numerical classifier used in various contexts to quantify specific types of items, particularly those that are long and cylindrical or in ordinal sequences.