# monophobia

> English word · Noun

## Definitions
1. A fear of being alone.
2. Any phobia relating to a single specific thing, such as spiders or heights.

## Etymology
From mono- + -phobia.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/monophobia