neptunian

• POS: Adjective
• HYPHEN: Nep=tu=ni=an

CIDE DICTIONARY

neptunian, prop. a. [L. Neptunius belonging to Neptune: cf. F. neptunien.].

•  Of or pertaining to the ocean or sea.  [1913 Webster]
•  Formed by water or aqueous solution; as, Neptunian rocks.  [1913 Webster]

Neptunian races (Ethnol.), the Malay and Polynesian races. -- Neptunian theory (Geol.), the theory of Werner, which referred the formation of all rocks and strata to the agency of water; -- opposed to the Plutonic theory.

neptunian, prop. n. [Cf. F. neptinien, neptuniste.].

 One who adopts the Neptunian theory.  [1913 Webster]