ˈantəˌnīn adjective
also an·to·nin·i·an |antə|ninēən, -ninyən
Usage: usually capitalized
Etymology: Antonine from Antoninus Pius died A.D. 161 and Marcus Aurelius Antoninus died A.D. 180 Roman emperors; Antoninian from Antonin us + English -ian
: characteristic of the Roman emperors Antoninus Pius and Marcus Aurelius Antoninus or their rule