1. in a fastidious and painstaking manner; - Example: "it is almost a waste of time painstakingly to learn the routines of selling" [syn: painstakingly, fastidiously]
WordNet (r) 3.0 (2006):
painstakingly
adv 1: in a fastidious and painstaking manner; "it is almost a
waste of time painstakingly to learn the routines of
selling" [syn: painstakingly, fastidiously]