Sig-nĭf'i-cant1, a.
a. [Lat. significans, p. pr. of significare; It. & Sp. significante; Fr. signifiant. See SIGNIFY.]
Sense 1. Fitted or designed to signify or make known something; embodying or expressing a meaning; standing as a sign or token; as, a significant word or sound; a significant look.
It was well said of Plotinus, that the stars were significant, but not efficient. Raleigh.
Sense 2. Deserving to be considered; important; momentous; as, a significant event.