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

This attack solidified Paul Heyman's new faction, which is now set for a major match. —Andrew Ravens‎, MSNBC Newsweek, 4 Nov. 2025

Greensky Bluegrass had become solidified. —Garret K. Woodward, Rolling Stone, 4 Nov. 2025

The rookie performed well during the first five games of the season, finally solidifying the left tackle spot. —Pete Sweeney, Kansas City Star, 3 Nov. 2025

So the new flashback is introduced earlier in the movie and recurs in the final scene to solidify Mia’s role in Tarion’s grand design. —Brian Davids, HollywoodReporter, 3 Nov. 2025

Word History

First Known Use

1799, in the meaning defined at transitive sense 1

Rhymes for solidify

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

Kids Definition

solidify

verb

so·​lid·​i·​fy sə-ˈlid-ə-ˌfī 

solidified; solidifying

: to make or become solid, compact, or hard