Sparing refers to being careful in the use of resources or using very little of something. It can also mean abstention and restraint. Some examples of sparing include:
- A sparing couple who are trying to save up enough for a house
- A government agency that has always been sparing of public information
- He certainly is sparing in his praise (= avoids giving much of it)
In summary, sparing is a term used to describe being careful and restrained in the use of resources or using very little of something.