| 词汇 | thesaurus_articles_abstract-ideas |
| 释义 | abstract ideasThese words describe things that exist as ideas, feelings, or qualities, rather than material objects. They are all fairly formal words, or words used mostly in writing. Abstract things do not have a physical reality. Happiness, faith, and confidence are abstract qualities. Conceptual and notional mean existing as an idea rather than as an object. Notional is more formal than conceptual. The introduction lays out a conceptual framework for the book. There is a notional improvement in air quality that cannot be demonstrated. Theoretical refers to things that are believed to exist, but cannot be proved to exist. Vitamin supplements can give a theoretical boost to health. Concrete, material, and physical have the opposite meaning. These words refer to things that exist physically, or can be proved to exist. There is no concrete evidence that ties him to the crime scene. Her empire is built on vast material wealth. Scientists study the physical world. For more words related to abstract, see the article at imaginary. Related articlesabstract art |
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