bap·tis·mal \(ˈ) ̷ ̷|tizməl\adjective Etymology: Medieval Latin baptismalis, from Late Latin baptisma + Latin -alis -al : of or relating to baptism < baptismal certificates > < baptismal vows > < the first baptismal shock … had worn off — Evelyn Barkins > • bap·tis·mal·ly\-məlē, -li\adverb