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

The opposition appears to have only solidified two months before the midterm elections, despite significant donations that crypto groups have given to some Democrats in recent years. — Arkansas Online, 16 Sep. 2026

His naked illusion dresses — the first worn by actress Mitzi Gaynor for a 1969 television special — was at first shocking but became liquid gold for Mackie, solidifying his legacy as a costume and fashion designer. — Tonya Blazio-Licorish, Footwear News, 16 Sep. 2026

Armor yourself with an arsenal of thoughtful gift ideas to solidify your status as their favorite bonus child. — Audrey Lee, Architectural Digest, 15 Sep. 2026

Further solidifying the need for an outside investor is when a company clearly needs additional guidance and organized systems to help propel it to the next stage. — Patrick Galleher, Forbes.com, 14 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