Understanding a concept means you get it. Your understanding might be that your mother will always drive you to school if you miss the bus. The sum of your knowledge of a certain topic, is your understanding of it. This can change, or deepen as you learn more.
Both comprehension and understanding can be used to talk about someone's ability to understand something. He noted Bond's apparent lack of comprehension. The problems of solar navigation seem beyond comprehension. A very narrow subject would have become too highly technical for general understanding.
understanding (countable and uncountable, plural understandings) (with of, but with for in sense of "sympathy") (uncountable) The act of one that understands or comprehends; the mental process of discernment of meaning. synonym quotations Synonym: comprehension There are certain things that defy human understanding.
UNDERSTANDING definition: mental process of a person who comprehends; comprehension; personal interpretation. See examples of understanding used in a sentence.
characterized by understanding; prompted by, based on, or demonstrating comprehension, intelligence, discernment, empathy, or the like: an understanding attitude.
He has a thorough/full understanding of the subject. She has a basic/better/deep understanding of the process. I hope to get/gain a clearer understanding of the issues involved.
3. A usually implicit agreement between two or more people or groups: an understanding between neighbors over late-night noise. 4. A disposition to appreciate or share the feelings and thoughts of others; sympathy: Can't you show some understanding for the poor child?