grounding

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. fastening electrical equipment to earth
• Syn:
earthing
• Derivationally related forms:
earth (for: earthing), ground
• Hypernyms:
fastening, attachment
2. education or instruction in the fundamentals of a field of knowledge
- he lacks the foundation necessary for advanced study
- a good grounding in mathematics
• Syn:
foundation
• Hypernyms:
education

• Từ đồng nghĩa / Synonyms:
  earthing, foundation