Emptiness is the state of being empty, i.e., not containing anything.
Hence, the term may refer metaphorically to several things:
- A blank information carrier, like an empty sheet of paper or an empty hard disk
- An empty data structure, such as an empty string
- In Buddhism, "emptiness" is called Śūnyatā
- In set theory, emptiness is symbolized by the empty set: a set that contains no elements
- Lack of matter, or vacuum
Emptiness or The Emptiness may also refer to:
- Emptiness (film), a 2020 film
- The Emptiness (album), a 2010 album released by post-hardcore band Alesana
- Emptiness (Chinese constellation), a Chinese star constellation
- "Emptiness", a song by electronic music artist Slushii
- "Emptiness", a song by Taiwanese singer Jolin Tsai for the 1999 studio album 1019
- "Emptiness", a song by The Caretaker from his 2001 album A stairway to the stars