The Collaborative International Dictionary
Superstitious \Su`per*sti"tious\, a. [F. superstitieux, L. superstitiosus.]
Of or pertaining to superstition; proceeding from, or manifesting, superstition; as, superstitious rites; superstitious observances.
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Evincing superstition; overscrupulous and rigid in religious observances; addicted to superstition; full of idle fancies and scruples in regard to religion.
Ye men of Athens, I perceive that in all things ye are too superstitious.
--Acts xvii. 22. -
Overexact; scrupulous beyond need.
Superstitious use (Law), the use of a gift or bequest, as of land, etc., for the maintenance of the rites of a religion not tolerated by the law. [Eng.]
--Mozley & W. [1913 Webster] -- Su`per*sti"tious*ly, adv. -- Su`per*sti"tious*ness, n.
Wiktionary
adv. In a superstitious manner.
WordNet
adv. in a superstitious manner; "superstitiously he refused to travel on Friday the 13th"
Usage examples of "superstitiously".
Even though the Deutsche were defeated, the superstitiously fanatical Big Uglies of this subregion remained in a simmering state of revolt against the Race.
Answers to such questions as these were not forthcoming either from Professor Mira-Khabur or any other sagacious pundit,--and Theos was therefore still most illogically and unscientifically puzzled as well as superstitiously uneasy.
Though it would have been easy enough to pick some technical quarrel with him, over an undelivered essay for example, Dixon was reluctant to do so because he felt superstitiously that Michie was capable of insisting on studying Medieval Life and Culture out of sheer spite and desire to do him down.
Attila had fondly or superstitiously believed, that Irnac, the youngest of his sons, was destined to perpetuate the glories of his race.
Many otherwise well-adjusted citizens of a complex, civilized galaxy were revolted or superstitiously terrified at the thought of a human being entombed in a bulkhead, connected to the operational circuitry of a powerful space ship.
Suddenly, however, this benediction struck Lis as a token of bad luck and superstitiously she retracted it.