Decade-long

Alternative forms

• decade long
• decadelong

Origin

decade + -long

Full definition of decade-long

Adjective

1. Extending over a decade
• June 11, 2007, Jeremy Pearce, Homer J. Stewart, 91, Aerospace Engineer, Dies, By 1960, NASA had sketched the outline for a decadelong effort toward unmanned and then manned lunar explorations, as well as sending spacecraft to Venus and Mars.