Definition

1. Noun:
   • A cleaning agent in powdered form: "built-soap powder" refers to a dry, granular soap product designed for washing and cleaning.
   • A formulated detergent: Specifically, it denotes a powdered soap that has been mixed with alkaline builders, which are additives that enhance its cleaning power, especially in hard water.

Usage Examples

• Noun:
  • For this laundry, you should use a built-soap powder to tackle the heavy soil.
  • Built-soap powder was more effective than plain soap flakes in the hard water of the region.

Advanced Usage

• Technical/Industrial Context: The term is often used in technical descriptions of cleaning products, distinguishing it from simple soap powders or modern synthetic detergents.
  • The formulation of the built-soap powder included sodium carbonate as a builder.

Variants and Related Words

• Soap powder (n): A more general term for powdered soap, which may or may not contain builders.
• Detergent powder (n): A broader category that includes both soap-based and synthetic cleaning powders.
• Builder (n): A substance (like phosphates or carbonates) added to soap to enhance its effectiveness.

Synonyms

• Formulated soap powder
• Alkaline-built soap

Notes on Meaning

This is a compound noun with a specific technical meaning. The core term is "soap powder," with "built-" acting as a prefix to specify that the powder contains additional alkaline cleaning agents (builders). It is not a commonly used term in everyday modern conversation, having been largely replaced by terms like "laundry detergent."

Noun

1. soap in powdered form mixed with alkaline builders