1. having had acid removed or neutralized
Usage: commonly used in conservation and paper preservation contexts

1. past tense and past participle of deacidify; to remove or neutralize acid from something
Usage: technical term used in chemistry, conservation, and document preservation

Examples

• The library deacidified the old manuscripts to prevent further deterioration.
• Deacidified paper is essential for preserving historical documents.
• The conservator deacidified the vintage photographs using a specialized chemical process.
• Deacidified wood pulp is used in high-quality book production.
• The museum staff deacidified the collection of 19th-century letters.
• Deacidified materials have a longer lifespan than untreated acidic papers.