समय का महत्व समझनेवाला या पालन करनेवाला।

समय पालक व्यक्ति प्रत्येक काम समय पर करता है।
वक्त का पाबंद, समय पालक

Acting or arriving or performed exactly at the time appointed.

She expected guests to be punctual at meals.
He is not a particularly punctual person.
Punctual payment.
She is always on time for class.
on time, punctual