1mid·way 
/ˈmɪdˌweɪ/ adverb
/ˈmɪdˌweɪ/ adverb 1 : in the middle between two places or points : at the halfway point
▪ We stopped for lunch about midway [=halfway] between New York and Philadelphia. ▪ You should begin reading at the paragraph that begins midway down the page. 2 : in the middle of an act, process, or period of time
▪ She was interrupted when she was midway [=halfway] through her presentation. ▪ They took the lead midway through the second period.
▪ We stopped for lunch about midway [=halfway] between New York and Philadelphia. ▪ You should begin reading at the paragraph that begins midway down the page.
▪ She was interrupted when she was midway [=halfway] through her presentation. ▪ They took the lead midway through the second period.
— midway adjective
▪ at the midway point of our trip
▪ at the midway point of our trip
