one of several chord-like seaweeds, as Chorda filum, Himanthalia lorea, etc.

Chorda filum.

= sea-lace n.

A genus of seaweeds with flat leathery fronds. Formerly applied more widely.

= sea-lace n.

= sea-thong n.

the seaweed Chorda filum, having long cylindrical fronds; sea-laces.

Applied (simply or attributive) to. species of seaweed with long slender fronds, as Chorda Filum or Chordaria flagelliformis.

transferred. An object resembling the lash of a whip, as the vibraculum of certain polyzoans; spec. a species of seaweed with long narrow fronds.

= sea-thong n. at sea, n. compounds 6e.