is similar to
not distracted by anything unrelated to the goal
is similar to
having a purpose
"purposive behavior"
is similar to
designed and constructed to serve a particular purpose
see also
having a meaning or purpose
"a meaningful explanation"; "a meaningful discussion"; "a meaningful pause"
see also
firm in purpose or belief; characterized by firmness and determination
"stood resolute against the enemy"; "faced with a resolute opposition"; "a resolute and unshakeable faith"