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Definitions

harden

[hahr-dn] / ˈhɑr dn /




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The service takes technical measures to harden the security of its server network.

From Salon • Mar. 13, 2026

Here is his list of 11 stocks to harden your portfolio against Iran risk.

From MarketWatch • Mar. 13, 2026

Done right, market-structure legislation could harden the financial perimeter that underpins sanctions and law enforcement.

From Barron's • Feb. 5, 2026

Various fire safety organizations in the Santa Monica Mountains have visited more than 470 of Topanga’s roughly 3,000 residential properties to help residents learn how to harden their homes.

From Los Angeles Times • Nov. 24, 2025

They’re not my brothers, Annabeth argued, which made her stepmother’s expression harden.

From "The Mark of Athena" by Rick Riordan