Initially, arty Roaring Twenties design embracing chrome ornamentation! (3,4)
I believe the answer is:
art deco
'initially arty roaring twenties design embracing chrome ornamentation' is the definition.
I can't judge whether this defines the answer.
'initially arty roaring twenties design embracing chrome ornamentation' is the wordplay.
'initially' suggests taking the first letters.
The initial letters of 'arty roaring twenties design embracing chrome ornamentation' is 'ART DECO'.
Can you help me to learn more?
(Other definitions for art deco that I've seen before include "Geometric style of ornamentation" , "Style popular in the 1920s and '30s" , "Style of 1920s/30s" , "Early C 20 style" , "1920s/1930s style" .)