'Sea wrack' definitions:

Definition of 'sea wrack'

From: WordNet
noun
Submerged marine plant with very long narrow leaves found in abundance along North Atlantic coasts [syn: eelgrass, grass wrack, sea wrack, Zostera marina]
noun
Growth of marine vegetation especially of the large forms such as rockweeds and kelp [syn: sea wrack, wrack]

Definition of 'Sea wrack'

From: GCIDE
  • Sea wrack \Sea" wrack`\ (Bot.) See Wrack. [1913 Webster]

Definition of 'sea wrack'

From: GCIDE
  • Zostera \Zos"te*ra\, n. [NL.] (Bot.) A genus of plants of the Naiadaceae, or Pondweed family. Zostera marina is commonly known as sea wrack, and eelgrass. [1913 Webster]