accurately
adv.in a way that is correct and exact. You use this when you want to say that something has no mistakes or is very close to the truth.
adv.in a manner that is free from error or defect; precisely and correctly. Often used to describe the performance of a task or the representation of facts.
“The clock tells the time accurately.”
“The weather app predicted the storm accurately, giving everyone enough time to find shelter before the rain started.”
“To ensure the experiment's validity, the researchers had to record every temperature change accurately to within one-tenth of a degree.”
Manner adverb — typically placed after the verb or at the end of the clause.
Learners often use the adjective 'accurate' when an adverb is required to modify the verb.
Usage accurately assess · accurately capture · accurately define
“This will help ensure a child's readiness accurately reflects their stage of neurodevelopment.”
“Surprisingly, people's ability to learn these made-up languages can quite accurately predict their ability to learn real ones.”
Common in science and history writing
From accurate + -ly.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.