ad valorem

American  

[ad vuh-lawr-uhm, -lohr-] / æd vəˈlɔr əm, -ˈloʊr- /

adjective

1. in proportion to the value (used especially of duties on imports that are fixed at a percentage of the value as stated on the invoice).

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ad valorem British  

/ æd vəˈlɔːrəm /

adjective

1. Abbreviation: ad val.   a.v..   A/V.  (of taxes) in proportion to the estimated value of the goods taxed

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Etymology

Origin of ad valorem

< Latin: literally, according to the worth

Example Sentences

See Examples For:

ad valorem

For homeowners 65 and older, there’s an additional $4,000 exemption from county ad valorem taxes.

From MarketWatch ● Jun. 15, 2026

An executive order published by the White House on Thursday said that "certain agricultural products shall not be subject to the additional ad valorem rate of duty imposed."

From Barron's ● Nov. 20, 2025

There will also be a 1% ad valorem tax based on sales for miners that post a profit.

From Reuters ● Jul. 13, 2023

Counties, on the other hand, continue to see their unpaid ad valorem taxes go unpaid.

From Washington Times ● Jun. 9, 2019

It changed the duty upon woollen goods costing less than $2.50 a square yard from an ad valorem to a specific duty, and increased the duty by about twenty per centum.

From The Middle Period 1817-1858 by Burgess, John William