Where does “microdosis” come from?

microdosis (Spanish) comes from Spanish dosis, from Latin dosis, from Ancient Greek δόσις, from Ancient Greek δίδωμι, from Proto-Indo-European dédeh₃ti, from Proto-Indo-European deh₃- — to give.

microdosis (Spanish): microdose

Definitions

microdose

Ancestry of “microdosis”, step by step

Step	Language	Word	Meaning
1	Spanish	dosis	dose
2	Latin	dosis	dose
3	Ancient Greek	δόσις	giving, a gift; license, permission; portion
4	Ancient Greek	δίδωμι	I give, present, offer; I grant, allow, permit;...
5	Proto-Indo-European	dédeh₃ti	to be giving
6	Proto-Indo-European	deh₃-	to give

Every word from Proto-Indo-European deh₃- →Every word from Proto-Indo-European dédeh₃ti →Every word from Ancient Greek δίδωμι →