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

• 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

Fans welcomed Lee Jung-jae’s return as Player 456, and critics praised his performance as viewership numbers solidified Dong-hyuk’s massively popular Korean drama as the world’s biggest TV show. —Dana Feldman, Forbes.com, 1 July 2025

The dramatic confrontations that played out at over 20 companies solidified DEI’s place in the corporate world. —Jim Edwards, Fortune, 1 July 2025

Each woman solidified their stance in politics by breaking barriers, optimizing their expertise, and contributing to society. —Essence, 30 June 2025

His classic debut solidified himself as a star, completing his transformation from the streets to music. —Michael Saponara, Billboard, 27 June 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