Read along with the three podcasts, or open the full dictionary entry for Precision for the definition, Arabic meaning, synonyms and example sentences.
Narrator: Today's word is "Precision" — noun, pronounced /prɪˈsɪʒn/, with the stress on "ci".
Narrator: Precision is the quality of being exact, careful and correct in detail.
Narrator: In plain English, precision means doing something very exactly.
Narrator: It comes from the Latin praecisio, a cutting off, from praecidere.
Narrator: A common collocation is "with great precision", which describes highly skilled, careful work.
Narrator: It differs from "accuracy", because accuracy is hitting the target, while precision is hitting the same spot every time.
Narrator: In computing, precision means how many digits a number can hold.
Narrator: Engineering, surgery, sport and data science all rely on the word.
Narrator: So remember: precision is exactness, repeated with care.
Speaker A: Why do surgeons talk about precision so much?
Speaker B: Because tiny errors matter! PRECISION comes from the Latin praecisio, a clean cutting off.
Speaker A: So it is about careful exactness?
Speaker B: Exactly, every movement counts.
Speaker A: Example sentences?
Speaker B: "The parts are cut with great precision", meaning exactly. "Precision engineering is a British strength", naming an industry. "The float lost precision after many decimals", a computing issue.
Speaker A: Common mistakes?
Speaker B: Precision and accuracy are not the same; you can be precise and still consistently wrong.
Speaker A: Close relatives?
Speaker B: Accuracy is its target-hitting cousin, exactness is its twin, and rigour is the scholarly alternative, but precision keeps its surgical charm!
Speaker B: Let's use "precision" in AI prompts — useful for machine learning and financial software.
Speaker A: How does machine learning use it?
Speaker B: Ask for the metric explained.
Prompt: Calculate the precision and recall of this classifier from the confusion matrix and explain what each number means.
Speaker A: And financial software?
Speaker B: Rounding errors cost money.
Prompt: Rewrite this JavaScript payment code to use decimal arithmetic so it keeps full precision when adding currency values.
Speaker A: Could it help manufacturing?
Speaker B: Yes, tolerance checks.
Prompt: Flag every measurement in this inspection log that falls outside the precision tolerance of plus or minus a tenth of a millimetre.
Speaker A: One more?
Speaker B: Sports analytics.
Prompt: Build a chart showing a darts player's precision by plotting how tightly their throws cluster around the average point.
Precision — meaning in Arabic & definition More P courses GL Dictionary