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

But the court ruled in February that Republican counter plans violated a Utah referendum prohibiting gerrymandering, solidifying the single district centered on the increasingly liberal Salt Lake City. — Nicole Fallert, USA Today, 23 June 2026

The mark further solidifies the hybrid’s position as the closest thing any of the Big Three makes to a genuine hypercar. — Bryan Hood, Robb Report, 23 June 2026

The operational cadence solidifies and becomes efficient. — Alex Brueckmann, Forbes.com, 23 June 2026

The moment the district was solidified, King said candidates were immediately jumping in the race and participation at the Utah Democratic Convention hit a record turnout. — Saige Miller, NPR, 22 June 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