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Definitions from the Web

Substantivity

Definition:

Substantivity is the property of a substance or material to remain active or effective after application or use.

Part of Speech:

Noun

Senses:

1. Ability of a substance to maintain its efficacy.
2. Duration of effectiveness.

Usages:

Sense 1: Ability to maintain efficacy

The substantivity of this sunscreen is impressive; it provides protection for up to 8 hours.

I prefer using this detergent because of its high substantivity; my clothes stay fresh for a longer time.

Sense 2: Duration of effectiveness

The substantivity of the pain reliever ensures long-lasting relief without frequent dosing.

Due to the product's substantivity, a single application keeps the insect repellent effective throughout the evening.

Related Products:

For more information on substantivity-related products, click here.