What does amortizing mean?
Amortizing is the process of gradually extinguishing a debt or spreading out an expense through regular payments over a set period. Most familiarly, it describes how mortgages and loans are repaid: each installment combines interest with a portion of the principal, so the balance steadily shrinks until the debt is fully paid off. In accounting, amortizing also refers to writing down the cost of an intangible asset, such as a patent, trademark, or goodwill, across its useful life. The word carries a formal, technical tone and appears chiefly in banking, lending, and financial reporting contexts. Its figurative logic is appealing: like a slow, methodical project, amortizing turns a large, daunting obligation into manageable pieces, killing the debt bit by bit until nothing remains but a zero balance.
verb (present participle of 'amortize')Gradually paying off a debt or the cost of an intangible asset in regular installments over time, so that each payment covers both interest and part of the principal.
- Paying off a debt (such as a mortgage or loan) through regular installments that cover interest and principal.
- Spreading the cost of an intangible asset (such as goodwill or a patent) over its useful life for accounting purposes.
"By amortizing the mortgage over thirty years, they kept their monthly payments affordable."
"The bank structured the loan so it would be fully amortizing by 2045."
"Accountants are amortizing the value of the acquired patent over fifteen years."
The word literally means 'to kill' — it comes from Latin roots meaning death, because each payment slowly kills off your debt until it's dead and gone.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of amortizing
Amortizing derives from the verb 'amortize', which entered English in the early seventeenth century from Anglo-Norman and Old French 'amortir', ultimately rooted in the Latin phrase 'ad mortem', meaning 'to death'. The underlying root is the Latin 'mors' (death), making the word a cousin of 'mortal', 'mortgage', and 'mortuary'. The original sense was legal and ecclesiastical — to alienate property so it passed permanently into corporate hands — before narrowing to the modern financial sense of gradually paying down a debt.
Related word forms
How amortizing is actually used
Formal register, used mainly in finance, banking, and accounting contexts. In British English the verb is often spelled 'amortise', giving 'amortising'. The term applies to tangible assets only via its sibling word 'depreciation'; amortizing properly refers to debts and intangible assets.