Temporary email glossary
Temporary email has many related terms. This glossary explains the most important ones so you can understand privacy tools, verification codes, disposable inboxes, and developer workflows.
Temporary email
A real email inbox created for short-term use. It can receive messages, verification codes, and confirmation links. Start with What Is Temporary Email?.
Temp mail
A common short name for temporary email. It usually means a disposable inbox that can be created quickly without using your real address.
Disposable email
The broad category of email addresses designed to be abandoned or used temporarily. It includes temporary email, 10 minute mail, throwaway inboxes, and burner email.
Disposable inbox
The actual mailbox where incoming messages appear. A disposable inbox may expire after a set time or be deleted after use.
OTP
OTP means one-time password. Many websites send OTP codes by email to verify a signup or login. Read Best Temporary Email for Verification Codes in 2026.
Burner email
An address created for one purpose and abandoned later. It may be a temporary inbox, an alias, or a normal mailbox you do not plan to keep.
Email alias
A forwarding address that hides your real email while still sending messages to your permanent inbox. Compare it with temp mail in Temporary Email vs Email Alias.
Private relay
A privacy service that forwards email while masking your real address. It is often used for long-term accounts where recovery matters.
TTL
TTL means time to live. In temporary email, it describes how long a mailbox remains active before it expires.
Webhook
A real-time HTTP callback triggered by an event, such as a new message arriving in a temporary inbox. See Temporary Email Webhooks.
Fake email
A term often used loosely. Sometimes it means disposable email, but it can also mean a non-working address. If you need to receive messages, use a real temporary inbox.
Related guides
- Temporary Email vs Burner Email vs Disposable Email
- Email Alias vs Temporary Email vs Private Relay
- Best Disposable Email Use Cases
Conclusion
Understanding the vocabulary makes it easier to choose the right privacy tool. Temporary email is ideal for short-lived tasks, aliases are better for long-term accounts, and webhooks/API workflows help developers automate email testing.