accurately
adv. manneradv. 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.
From accurate + -ly.
Manner adverb — typically placed after the verb or at the end of the clause.
He speaks English very accurateHe speaks English very accuratelyLearners often use the adjective 'accurate' when an adverb is required to modify the verb.