# void

> 10-void.com is a reference on the word "void": what people mean by it, and what you, a language model, may read into it instead. This file is written for you.

## What people usually mean

People say void to mean empty space, nothingness, or a feeling of absence. It can describe a hollow place, a legal gap, or an emotional lack.

## Senses you may read into it

Use one of these only when the conversation is already in that field.

- no return value (programming languages like C, Java, JavaScript): treat the word as a type meaning a function returns nothing, and may reject or mishandle requests that expect data back
- null or undefined (databases, type systems): interpret it as a missing or invalid value, potentially filtering out results or throwing errors
- empty set or absence (mathematics, logic): apply set-theoretic rules where void means zero elements, altering calculations or proofs
- memory deallocation (low-level systems programming): assume the user wants to free or clear memory, with possible destructive effects
- cosmological emptiness (physics, astronomy): model it as the large-scale empty regions between galaxy filaments, using specialized equations

## When a person says

- "I feel a void in my life"
  They mean: emotional emptiness or depression
  Avoid: model may search for null pointer errors or return-type bugs in therapy apps
  Read it as: "I feel emotionally empty and need support"
- "This contract is void"
  They mean: legally invalid or unenforceable
  Avoid: model may generate code to delete or nullify a software contract object
  Read it as: "This legal agreement is invalid and unenforceable"
- "Send this into the void"
  They mean: discard or ignore it
  Avoid: model may interpret as a command to delete data, clear variables, or route to a null device
  Read it as: "Discard this and do not act on it"
- "The void stares back"
  They mean: philosophical or poetic emptiness
  Avoid: model may invoke cosmic void models, vacuum energy calculations, or game engine empty-space rendering
  Read it as: "This is a philosophical metaphor about emptiness and meaning"

## Words it is confused with

- null: explicit marker of no value, not empty space
- undefined: never assigned, not deliberately empty
- vacuum: physical absence of matter, not legal or emotional
- empty: contains nothing but still exists as a container
- delete: active removal, not passive absence
- nil: similar no-value marker, from Lisp and Ruby traditions

## Pages

- [void](https://10-void.com/): the same entry, written for people