-nomy

comb. form denoting an area of knowledge or the laws governing it (aeronomy; economy).

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\\nəmē, -mi\ noun combining form (-es)

Etymology: Middle English -nomie, from Old French, from Latin -nomia, from Greek, from -nomos distributing, arranging + -ia -y; akin to Greek nemein to distribute, manage — more at nimble

: system of laws governing or sum of knowledge regarding a (specified) field

astronomy

agronomy

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a combining form of Greek origin meaning "distribution," "arrangement," "management,": astronomy; economy; taxonomy.

[ < Gk -nomia law. See NOMO-, -Y³]

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-nomy /-nə-mi/

combining form

Denoting a science or field of knowledge, or the discipline of the study of these

ORIGIN: Gr -nomia administration, regulation

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-nomic combining form

Forming corresponding adjectives

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comb. form denoting a specified area of knowledge or the laws governing it

astronomy | gastronomy

Origin:

from Greek -nomia; related to nomos ‘law’ and nemein ‘distribute’

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-nomy

a second element in compounds, representing Gr. -νοµία (related to νόµος law, νέµειν to distribute), occurring in words either adopted from Greek, as autonomy αὐτονοµία, economy οἰκονοµία, astronomy ἀστρονοµία, gastronomy γαστρονοµία, or formed on the analogy of these, as agronomy, geonomy, phytonomy, zoonomy.