"in complement" meaning in English

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          "ref": "1912, Allen Phoebe, Peeps at Heraldry, page 33:",
          "text": "The sixth Bishop of Ely had very curious arms, for he bore both sun and moon on his shield, the sun \"in his splendour\" and the moon \"in her complement\".",
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      "glosses": [
        "Full and fully illuminated."
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      "raw_glosses": [
        "(heraldry, of a moon) Full and fully illuminated."
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        "of a moon"
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  "word": "in complement"
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        "Full and fully illuminated."
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        "(heraldry, of a moon) Full and fully illuminated."
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        "of a moon"
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  "word": "in complement"
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