inclosures

noun

1. Something enclosed, i.e. inserted into a letter or similar package.“There was an enclosure with the letter — a photo.”
2. The act of enclosing, i.e. the insertion or inclusion of an item in a letter or package.“The enclosure of a photo with your letter is appreciated.”
3. An area, domain, or amount of something partially or entirely enclosed by barriers.“He faced punishment for creating the fenced enclosure in a public park.”
4. The act of separating and surrounding an area, domain, or amount of something with a barrier.“At first, untrained horses resist enclosure.”