plat ‧ ter /ˈplætə $ -ər/ BrE AmE noun [countable]
[ Date: 1300-1400 ; Language: Anglo-French ; Origin: plater , from French plat 'plate' ; ⇨ ↑ plate 1 ]
1 . especially American English a large plate from which food is served:
a serving platter
platter of
a platter of turkey and vegetables
2 . chicken/seafood etc platter chicken, fish etc with vegetables or other foods on a large plate, served in a restaurant