multitrack

adjective

mul·​ti·​track ˌməl-tē-ˈtrak 

-ˌtī-

variants or multi-track or less commonly multitracked

ˌməl-tē-ˈtrakt 

-ˌtī-

or multi-tracked

: having, using, or involving more than one track

a multitrack railway

In multi-track schools, students are split into four groups—called tracks—that follow different schedules.

T. Keung Hui

specifically, of an audio recording : using more than one audio track (see track sense 2e(1))

multitrack drums/vocals

Included in the app's multi-track editor is the ability to implement fades … on overlapping tracks …

Jeff Benjamin

multitracking

ˌməl-tē-ˈtra-kiŋ 

-ˌtī-

noun

or multi-tracking

Well, I was splicing tape to make loops. There was no multi-tracking involved at all.

Andy Popplewell

multitrack transitive verb

or multi-track

multitracked or multi-tracked; multitracking or multi-tracking

… multitracked his voice into an electronic choral blur …

James Gavin

Word History

First Known Use

1904, in the meaning defined above