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

Change is already happening Some economic changes are already solidifying. —David Goldman, CNN Money, 12 May 2026

Since the Covid pandemic, the steps for disseminating misinformation online seem to have solidified and accelerated. —Theresa Gaffney, STAT, 11 May 2026

But being an anti-Trump Republican has become a lonelier job in recent years as the party establishment’s support solidified behind Trump during the historically successful campaign in 2024 that returned him to the White House. —Los Angeles Times, 10 May 2026

This moment only solidified that this shoe trend can truly go with any outfit, from grocery store runs to red carpet premieres. —Rylee Johnston, PEOPLE, 9 May 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