1) A specific tenet or doctrine authoritatively laid down, as by a church.
L. dogma "philosophical tenet," from Gk. dogma "opinion, tenet," literally "that which one thinks is true," from dokein "to seem good, think," cognate with Pers. andišé "thought," dis, → form.
Kiš "dogma, religion," from Mid.Pers. kêš "religion, faith, dogma;" Av. tkaēša- "teaching," kaeš-, kaš- "to teach;" PIE *kweis- "to observe, see" (Cheung 2007).
kišnâk, kišmand, kišvar
1) Of, pertaining to, or of the nature of a dogma or dogmas; doctrinal.
The tendency to lay down principles as undeniably true, without consideration of evidence or the opinions of others (OxfordDictionaries.com).