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Mortgage Basics

Mortgage

Direct definition

A loan used to buy or refinance real estate, secured by the property itself.

Written by the Vabasso Mortgage Editorial Team · Reviewed against agency and federal sources · Read our editorial policy for how we research and review mortgage content

Plain-English explanation

A mortgage combines a promissory note (the debt) with a security instrument (mortgage or deed of trust) that lets the lender foreclose if the loan defaults.

Why it matters

Because it's secured by real estate, a mortgage typically carries a much lower rate than unsecured borrowing.

Where you may see it

  • Mortgage note
  • Deed of trust
  • Closing Disclosure
  • Title commitment

A real-world example

You borrow $400,000 to buy a $500,000 home; the mortgage secures the loan against the property.

Educational and illustrative only

A common misunderstanding

A mortgage isn't the same document as the promissory note — the mortgage (or deed of trust) is the security instrument, while the note is the promise to repay.

Ask Vabasso AI

This glossary provides general educational information. Mortgage terminology, qualification methods, forms, timelines, fees, program rules, and legal meanings may vary by lender, investor, loan program, property, occupancy, state, and transaction. Definitions do not represent loan approval, legal advice, tax advice, or a commitment to lend.
Author
Vabasso Mortgage Editorial Team
Reviewed by
Vabasso Mortgage Licensed Advisory Team
Last reviewed
July 30, 2026

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