goldilocks

noun
  1. a person or thing that is just right; something that falls in the middle between two extremes
  2. Usage: often capitalized when referring to the fairy tale character; informal; derived from the children's story 'Goldilocks and the Three Bears'
adjective
  1. being just right; neither too much nor too little; optimal
  2. Usage: informal; often used in scientific or technical contexts

Examples