additive

/'æditiv/

Thân thiện

The chef uses an additive to preserve the color of the sauce.

Definition

1. Adjective:

   • Characterized or produced by addition: Describes something that is formed by adding parts together or a process that involves adding components.
   • Designating or involving an equation whose terms are of the first degree: In mathematics, specifically in algebra, describing a linear equation where variables are not multiplied by each other or raised to a power.

2. Noun:

   • Something added to enhance food or gasoline or paint or medicine: A substance added in small quantities to another substance to improve its properties, preserve it, or give it a specific characteristic.

Usage Examples

• Adjective:

  • The effect of the two drugs is additive, meaning their combined impact is the sum of their individual effects.
  • In an additive equation like 2x + 3y = 7, the terms are of the first degree.

• Noun:

  • This bread contains no artificial additives or preservatives.
  • A common fuel additive helps clean the engine and improve performance.

Advanced Usage

• Additive manufacturing: A formal term for industrial 3D printing, where objects are created by successively adding material layer by layer.

  • Additive manufacturing is revolutionizing the production of complex machine parts.

• Additive identity: In mathematics, the number (0) which, when added to any number, yields the same number.

  • Zero is the additive identity in arithmetic.

• Additive inverse: In mathematics, a number which, when added to the original number, results in zero.

  • The additive inverse of 5 is -5.

Variants and Related Words

• Additivity (n): The property of being additive; the quality where the whole is equal to the sum of its parts.

  • The additivity of probabilities is a key concept in statistics.

• Non-additive (adj): Not characterized by addition; where the combined effect is different from the simple sum.

  • The interaction between the chemicals produced a non-additive, synergistic effect.

Synonyms

• Adjective (for "produced by addition"): Cumulative, summative.
• Noun: Supplement, ingredient, enhancer.

Antonyms

• Adjective: Subtractive, multiplicative.
• Noun (conceptually): Base substance, main ingredient.

Related Phrases

• Food additive: A specific term for substances added to food.

  • Monosodium glutamate (MSG) is a controversial food additive.

• Color additive: A dye, pigment, or other substance used to impart color.

  • The FDA regulates the use of color additives in cosmetics.

Notes on Meaning

• The adjective "additive" often describes a mathematical property or a cumulative process.
• The noun "additive" is most commonly used in contexts involving chemistry, manufacturing, and food science to denote an extra, often synthetic, component. It can have a neutral or negative connotation depending on context (e.g., "vitamin additive" vs. "harmful chemical additive").

Học thuật

Adjective

1. characterized or produced by addition
   • an additive process
2. designating or involving an equation whose terms are of the first degree

Noun

1. something added to enhance food or gasoline or paint or medicine

Từ đồng nghĩa

• linear