What is the meaning of standardized?

verb

• Cause to conform to standard or norm.
  • usage: "The weights and measures were standardized"
  • synonyms: standardize, standardise
• Evaluate by comparing with a standard.
  • synonyms: standardize, standardise

adjective

• Brought into conformity with a standard.
  • usage: "standardized education"
  • synonyms: standardised
• Capable of replacing or changing places with something else; permitting mutual substitution without loss of function or suitability.
  • usage: "interchangeable electric outlets" "interchangeable parts"
  • synonyms: exchangeable, interchangeable, similar, standardised