Where does “zootherapy” come from?

zootherapy (English) comes from English zoo, from Ancient Greek ζῷον, from Proto-Hellenic ďṓyyon, from Proto-Hellenic gʷyōwyon, from Proto-Indo-European gʷyeh₃w-y-om, from Proto-Indo-European gʷíh₃weti, from Proto-Indo-European gʷih₃wós, from Proto-Indo-European gʷeih₃w- — to live.

zootherapy (English): The use of living animals for medical treatment...

Definitions

  1. The use of living animals for medical treatment...

Ancestry of “zootherapy”, step by step

zootherapy traces back through two separate lines of ancestry.

via English zoo

StepLanguageWordMeaning
1EnglishzooA park where live animals are exhibited; Any...
2Ancient Greekζῷονanimal, beast; form, image
3Proto-Hellenicďṓyyonanimal, creature, beast
4Proto-Hellenicgʷyōwyon
5Proto-Indo-Europeangʷyeh₃w-y-om
6Proto-Indo-Europeangʷíh₃wetito live, to be alive
7Proto-Indo-Europeangʷih₃wósalive, living
8Proto-Indo-Europeangʷeih₃w-to live

via English therapy

StepLanguageWordMeaning
1EnglishtherapyAttempted remediation of a health problem...
2New Latintherapīa
3Ancient Greekθεραπείαa waiting on service; medical treatment
4Ancient Greekθεραπεύωto wait on, attend, serve; to obey; to flatter,...
5Ancient Greek-εύωAdded to the stems of agent or other nouns in...
6Ancient Greek-εύςAdded to noun or adjective stems to form a...
Every word from Proto-Indo-European gʷeih₃w-Every word from Proto-Indo-European gʷih₃wósEvery word from Proto-Indo-European gʷíh₃weti