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Definition of «substance»

The term substance can refer to a number of different things depending on its context. In general, it refers to something that has physical existence and can be perceived through one or more of our senses (sight, touch, hearing, taste, smell). It could also mean an essential quality or characteristic of someone or something, such as their personality traits or attributes.

In chemistry, substance is used to describe a pure chemical compound that has a fixed composition and properties. In philosophy, it can refer to the fundamental nature of reality, with some arguing that only physical objects have true substance while others believe that abstract concepts such as love also possess substance.

Usage examples

  1. When conducting a chemical experiment, it is important to accurately measure the quantity of each substance used.
  2. The new medication contains active substances that have been found to be effective in treating the disease.
  3. The chef carefully selects fresh ingredients to ensure that the dishes are made with high-quality substances.
  4. The book explores the philosophical question of the nature of substance and its relationship to the mind and body.
  5. The detective found a suspicious white substance at the crime scene and sent it for analysis.
  6. The athlete was disqualified from the competition for using banned substances to enhance performance.
  7. The artist experimented with different art mediums and substances, such as oil paints and clay, to create unique textures and effects.
  8. The scientist discovered a new substance with superior conductivity, which could revolutionize the field of electronics.
  9. The teacher explained that the primary goal of a persuasive essay is to present evidence and logical arguments to support the main substance of the thesis.
  10. The environmental organization is campaigning for stricter regulations on harmful substances in manufacturing processes.

Phrases with «substance»

Sentences with «substance»

  • Many of us, when we hear the word «addiction,» immediately think of substance abuse in some form. (theravive.com)
  • If there is a history of substance abuse in your family, tell your child this. (healthychildren.org)
  • There may be lots of other groups, as well, that have their own reasons for abusing substances in a way similar to that of elite athletes, he says. (sciencenewsforstudents.org)
  • (see all sentences)

See also

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