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

Schumer has long been expected to seek another term at the helm of the chamber’s Democratic caucus, but on Wednesday, the minority leader solidified his intention to lead the party again. — Claire Carter, The Washington Examiner, 1 Oct. 2026

Lex went with a pumpkin beer, which solidified the already autumnal ambiance. — Elleanna Revell, Condé Nast Traveler, 30 Sep. 2026

There’s always going to be bad actors, and that’s where like something like the No FAKES Act needs to sort of get solidified and all that by the government. — Corbin Bolies, Variety, 30 Sep. 2026

And of course, the success would be to meet the first wholesalers to be able to connect with a new audience and to solidify the structure of the brand. — Miles Socha, Footwear News, 29 Sep. 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