grounding

Noun
  1. Education or instruction in the fundamentals of a field of knowledge (synset 105995479)
    "he lacks the foundation necessary for advanced study"; "a good grounding in mathematics"
    is a type of: education - knowledge acquired by learning and instruction
    same as: foundation
  2. Fastening electrical equipment to earth (synset 100149656)
    is a type of: attachment, fastening - the act of fastening things together
    same as: earthing

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