For example, the precision of a numerical value depends on how many significant digits are used, and the possible deviation in measurement from the smallest value given. Precision means about the same thing as accuracy. It defines the possible or actual deviation from the exact answer. For example, the precision of a numerical value depends on how many significant digits are used, and the possible deviation in measurement from the smallest value given. Precision means about the same thing as accuracy.
http://www.answers.com/Q/What_does_precision_mean
But being precise, or painstakingly accurate, has its merits. When making a grilled cheese sandwich, for example, it’s important that the arrangement of ingredients be precise: Place a tomato in each corner and ensure that the cheese covers every inch of bread so that each bite is full of gooey delight.
https://www.vocabulary.com/dictionary/precise
A little more carefully put: Precision can be a noun or an adjective. As a noun, it is a quality or state of a thi…ng. It refers to the refinement or exactness with which the object has been measured and manufactured, or the degree of exactness to which a number can be stated.
http://www.answers.com/Q/What_does_precision_mean
The precise amount Spain will need is pending several assessments. Mariano Rajoy Sugarcoats European Union’s $125 Billion Spain Bailout Mike Elkin June 10, 2012. First comes the makeup, which takes an hour and a half to apply, even though Smith has it down to a precise art.
http://www.dictionary.com/browse/precise
Precise means strictly correct or very exact. If you need something to be precise, like the positioning of a safety net for a stunt jump over a canyon, there's no room for error. The word precise might make you think of nerdy scientists with rulers or stiff accountants double checking their calculations.
https://www.vocabulary.com/dictionary/precise
A measurement system can be accurate but not precise, precise but not accurate, neither, or both. For example, if an experiment contains a systematic error, then increasing the sample size generally increases precision but does not improve accuracy.
https://en.wikipedia.org/wiki/Accuracy_and_precision
Accuracy is the proximity of measurement results to the true value; precision, the repeatability, or reproducibility of the measurement. In the fields of science, engineering and statistics, the accuracy of a measurement system is the degree of closeness of measurements of a quantity to that quantity's true value.
https://en.wikipedia.org/wiki/Accuracy_and_precision
What does 'precision of language' mean? It means using the right word or phrase to convey exactly the right idea. Words that share the same definition may have widely different connotations (shades of meaning).  …  One example would be the words 'scent' and 'odor'.
http://www.answers.com/Q/What_does_precision_mean
In addition to accuracy and precision, measurements may also have a measurement resolution, which is the smallest change in the underlying physical quantity that produces a response in the measurement.
https://en.wikipedia.org/wiki/Accuracy_and_precision
The Science of Measurement: Accuracy vs. Precision. The dictionary definitions of these two words do not clearly make the distinction as it is used in the science of measurement. Accurate means capable of providing a correct reading or measurement.. In physical science it means 'correct'.
http://www.honolulu.hawaii.edu/instruct/natsci/science/brill/sci122/SciLab/L5/accprec.html
what does precise mean
Precise means strictly correct or very exact. Precise does mean strictly correct or very exact.