adverb

used to emphasize the accuracy of a figure or description.

they met in 1989 and got married exactly two years later

precisely,entirely,absolutely,completely,totally,just,quite,in every way,in every respect,one hundred per cent,every inch,to the hilt,on the nail,bang on,spot on,to a T,on the money,accurately,correctly,without error,without flaws,without mistakes,unerringly,faultlessly,perfectly,verbatim,word for word,letter for letter,to the letter,literally,closely,faithfully,in every detail,veridically