habitat vs incubator

habitat

noun
  • A place or type of site where an organism or population naturally occurs. 

  • Conditions suitable for an organism or population of organisms to live. 

  • A place in which a person lives. 

  • A terrestrial or aquatic area distinguished by geographic, abiotic and biotic features, whether entirely natural or semi-natural. 

incubator

noun
  • A place to maintain the culturing of bacteria at a steady temperature. 

  • An apparatus used to maintain environmental conditions suitable for a newborn baby. 

  • Any apparatus used to maintain environmental conditions suitable for a reaction. 

  • A support programme for the development of entrepreneurial companies. 

  • An apparatus used to maintain environmental conditions suitable for the hatching of eggs. 

How often have the words habitat and incubator occurred in a corpus of books? (source: Google Ngram Viewer )