solidify

verb

so·​lid·​i·​fy sə-ˈli-də-ˌfī 

solidified; solidifying

transitive verb

1

: to make solid, compact, or hard

2

: to make secure, substantial, or firmly fixed

factors that solidify public opinion

intransitive verb

: to become solid, compact, or hard

solidification

sə-ˌli-də-fə-ˈkā-shən 

noun

Synonyms of solidify

• freeze
• harden
• stiffen

Examples of solidify in a Sentence

Work is under way to solidify the concrete that supports the building.

Hot wax solidifies as it cools.

Recent findings helped to solidify our position.

The international community is working to solidify its alliances.

Recent Examples on the Web

Black voters, long considered the backbone of Bass’ coalition, solidified behind the mayor, with 71% of likely Black voters supporting her compared with 13% supporting Raman. — Noah Goldberg, Los Angeles Times, 28 Oct. 2026

Three transactions in four years, across three categories, have solidified The Center’s reputation as a force in brand building. — Ryma Chikhoune, Footwear News, 27 Oct. 2026

In 2018, it was featured in an episode of Taylor Sheridan’s Yellowstone, which had the long-term effect of solidifying Whiskey Myers as an arena-and-amphitheater band. — Josh Crutchmer, Rolling Stone, 26 Oct. 2026

That will help Congress solidify control vis-a-vis the executive branch in terms of legislation and, crucially, the budget. — Anthony W. Pereira, The Conversation, 26 Oct. 2026

Word History

First Known Use

1799, in the meaning defined at transitive sense 1

Rhymes for solidify

• acidify
• alveoli
• antinomy
• areolae
• demystify
• detoxify
• disqualify
• diversify
• electrify
• exemplify
• fasciculi
• identify

Kids Definition

solidify

verb

so·​lid·​i·​fy sə-ˈlid-ə-ˌfī 

solidified; solidifying

: to make or become solid, compact, or hard