Definition of plate verb from the Oxford Advanced Learner's Dictionary

     

    plate

     verb
    verb
    BrE BrE//pleɪt//
     
    ; NAmE NAmE//pleɪt//
     
    [usually passive]Verb Forms present simple I / you / we / they plate
    BrE BrE//pleɪt//
     
    ; NAmE NAmE//pleɪt//
     
    he / she / it plates
    BrE BrE//pleɪts//
     
    ; NAmE NAmE//pleɪts//
     
    past simple plated
    BrE BrE//ˈpleɪtɪd//
     
    ; NAmE NAmE//ˈpleɪtɪd//
     
    past participle plated
    BrE BrE//ˈpleɪtɪd//
     
    ; NAmE NAmE//ˈpleɪtɪd//
     
    -ing form plating
    BrE BrE//ˈpleɪtɪŋ//
     
    ; NAmE NAmE//ˈpleɪtɪŋ//
     
     
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  1. 1plate something (with something) to cover a metal with a thin layer of another metal, especially gold or silver a silver ring plated with gold see also gold-plated, silver plate
  2. 2plate something (with something) to cover something with sheets of metal or another hard substance The walls of the vault were plated with steel. see also armour-plated
  3. Word Origin Middle English (denoting a flat, thin sheet, usually of metal): from Old French, from medieval Latin plata ‘plate armour’, based on Greek platus ‘flat’. Senses (1) to (3) represent Old French plat ‘platter, large dish’, also ‘dish of meat’, noun use of Old French plat ‘flat’.
See the Oxford Advanced American Dictionary entry: plate