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

• concrete
• congeal
• firm (up)
• freeze
• harden
• indurate
• set

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 multi-platinum recording artist has solidified her status as a bankable star for Netflix. —Veronica Villafañe, Forbes.com, 9 Apr. 2025

The mariachi singer — who died in 2021 — remains one of Mexico’s most celebrated musical figures, and his induction into the Registry further solidifies his enduring legacy. —Isabela Raygoza, Billboard, 9 Apr. 2025

Trent Perry Other newcomers: Steven Jamerson (transfer), Jamar Brown (transfer) Donovan Dent is one of the top transfer portal prizes thus far and should solidify things at point guard, a position that has been a little shaky since the graduation of Tyger Campbell. —Cj Moore, New York Times, 8 Apr. 2025

Later that summer, the band solidified its lineup, replacing drummer Pete Best with Ringo Starr. —Eli Wizevich, Smithsonian Magazine, 4 Apr. 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