galactic vs lacteal

galactic

adj
  • Of or pertaining to milk, or the secretion of milk. 

  • Relating to a galaxy. 

  • Enormous (in size or impact). 

  • Relating to the Milky Way galaxy. 

lacteal

adj
  • Relating to milk. 

  • Relating to milk production. 

  • Relating to, or containing, chyle. 

noun
  • Each of the lymphatic vessels which convey chyle from the mesentery to the thoracic duct. 

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