Relating to or containing an allyl group in chemistry; a variant spelling of 'allylic.'
From 'allyl' (a chemical group derived from allene) plus the suffix '-ic.' This variant spelling appears in older chemical texts but is largely superseded by the more common 'allylic.'
Chemistry spelling variations like 'allyic' vs 'allylic' show how scientific terminology stabilizes over time—the field standardized on 'allylic' because it parallels other chemistry terms like 'benzylic' and 'vinylic.'
Complete word intelligence in one call. Free tier — 50 lookups/day.