à l'antique
/ˌa lanˈtiːk/ /ˌa lɒŋˈtiːk/(also à l'Antique)
adverb
In the style or manner of ancient times; according to the old way or fashion.
adjective
Designating something that is in the style or manner of ancient times. Chiefly as postpositive.
Origin
Mid 17th century; earliest use found in John Evelyn (1620–1706), diarist and writer. From French à l'antique from à l', variant (before a vowel or h-) of à la + antique, use as noun of antique.