seaweed

Meanings

1. 1
   noun

   Any of numerous marine algae, such as a kelp.

   We have lingered in the chambers of the sea / By sea-girls wreathed with seaweed red and brown / Till human voices wake us, and we drown.

2. 2
   noun

   Any of various fresh water plants and algae.

   With light penetrating to the lake bottom, beds of seaweed flourished where little had grown before.

3. 3
   noun

   plant growing in the sea, especially marine algae

Etymology

From sea + weed.