What is the Opposite(Antonym) of “acid”?

The Opposite(Antonym) of “acid”

The antonyms of acid are alkaline and basic. The antonyms alkaline and basic describe substances that have a pH greater than 7, which is opposite to the acidic substances that have a pH less than 7.

Explore all Antonyms of “acid”

• alkaline
• basic

Definitions and Examples of alkaline, basic

Learn when and how to use these words with these examples!

alkaline

Having a pH greater than 7; basic.

Example

Baking soda is an alkaline substance that can be used to neutralize acids in cooking.

basic

Having a pH greater than 7; alkaline.

Example

Soap is a basic substance that can be used to clean acidic surfaces.

Key Differences: alkaline vs basic

• 1. Alkaline and basic are synonyms that describe substances with a pH greater than 7.
• 2. Acidic and basic are antonyms that describe substances with a pH less than 7 and greater than 7, respectively.

Effective Usage of alkaline, basic

• 1. Chemistry: Use these antonyms to describe the properties of substances based on their pH levels.
• 2. Cooking: Use these antonyms to describe the taste and properties of food ingredients.
• 3. Gardening: Use these antonyms to describe the soil properties and the requirements of plants for growth.

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Remember this!

The antonyms of acid are alkaline and basic. These antonyms describe substances with a pH greater than 7, which is opposite to the acidic substances that have a pH less than 7. Use these words to describe the properties of substances, food ingredients, and soil, among others.