Neptunian \Nep*tu"ni*an\, prop. a. [L. Neptunius belonging to Neptune: cf. F. neptunien.]

1. Of or pertaining to the ocean or sea. [1913 Webster]

2. (Geol.) 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. [1913 Webster] Neptunian

Source: The Collaborative International Dictionary of English v.0.48
 

Neptunian \Nep*tu"ni*an\, Neptunist \Nep"tu*nist\, prop. n. [Cf. F. neptinien, neptuniste.]

(Geol.) One who adopts the Neptunian theory. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

Neptunian \Nep*tu"ni*an\, a. [L. Neptunius belonging to Neptune: cf. F. neptunien.]

1. Of or pertaining to the ocean or sea.

2. (Geol.) Formed by water or aqueous solution; as, Neptunian rocks.

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.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Neptunian \Nep*tu"ni*an\, Neptunist \Nep"tu*nist\, n. [Cf. F. neptinien, neptuniste.]

(Geol.) One who adopts the neptunian theory.

Source: Webster's Revised Unabridged Dictionary (1913)