An Etymological Dictionary of Astronomy and Astrophysics

A combining form denoting a system of laws governing or sum of knowledge regarding a specified field. → astronomy, → economy.

Etymology (EN): From Gk. -nomia “law,” from nomos, related to nemein “to distribute, allot, arrange.”

Etymology (PE): Dât, dâd “law, justice;” dâti, from Mid.Pers. dâtik, dâdig “related to law, legal,” from from O.Pes./Av. dāta- “law,” from dā- “to put, make, create;” cf. Skt. dhā- “to put, to place;” Gk. tithemi “to put down, to place;” L. fecit “made;” E. do, deed; PIE *dhe- “to put, to place;” -ik, → ics;
-šenâsi, → -logy; -nâmusi, from nâmus loan from Gk. -nomos, as above.