sceptical

adj

1. Commonwealth standard spelling of skeptical.

   “But regardless of what they made of phrenology, those who saw craniometry as a means of measuring the relative weight of intelligence and emotion in psychological makeup were generally sceptical as to whether, as Blumenbach and Camper believed, humanity had branched from one ancestral pair into varietal types as a result of colonising different continents.”

   “And according to Hughes, HM Treasury is still sceptical about rail electrification. "It's not because they don't see electrification as a good thing, but I think when you look at it from the UK-wide perspective, if you have £x billion to spend on decarbonisation, you don't necessarily start with rail. Rail's not where you get the biggest bang for the buck in terms of decarbonisation."”