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

Jalen Coker’s three-year, $36 million contract solidified him as Carolina’s WR2, and his Round 11 ADP looks like a bargain compared to Tetairoa McMillan’s Round 4 price given the target competition around Bryce Young’s inconsistent passing attack. — Charlotte Observer, 21 Aug. 2026

Did Jacob Cowing solidify his roster spot with his long punt return touchdown? — Chris Biderman, Sacbee.com, 21 Aug. 2026

With Fried sidelined and the rotation roles solidified, the Yankees have moved to acquire veteran pitcher Eli Morgan. — Peter Chawaga, Forbes.com, 21 Aug. 2026

Denver has roster spots up for grabs, roles still to be solidified and some questions on the injury front. — Parker Gabriel, Denver Post, 20 Aug. 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