- 1 (also coralline alga or coralline seaweed) A branching reddish seaweed with a calcareous jointed stem.
More example sentences
- Family Corallinaceae, division Rhodophyta, in particular Corallina officinalis, which is common on the coasts of the North Atlantic
- Slope sediments consist of a medium-grained, bioclastic floatstone to rudstone with abundant bryozoans, bivalves and branching coralline algae.
- These reef-building rhodophytes are called coralline algae, because they secrete a hard shell of carbonate around themselves, in much the same way that corals do.
- In more distal positions within the ramp, the ‘background’ sediment is a fine- to medium-grained floatstone to rudstone with abundant, small fragments of delicate-branching bryozoans and branching coralline algae.
adjectiveGeology Back to top
- 1Derived or formed from coral: the islands were volcanic rather than coralline in originMore example sentences
- The similar-looking corallimorphan covers large areas of dead coralline limestone boulders on Bermuda reefs.
- Sandy flats with occasional coralline outcrops dominate the bottom topography.
- The beach was conspicuous, not just because of the brilliance of its coralline sand but because of the absence of the waste products of human society.
- 1.1Of the pinkish-red colour of precious red coral: a coralline pepperMore example sentences
- At first they appear to have produced vases with a black glaze, but this soon gave place to a red coralline colour.
- 1.2Resembling coral: coralline spongesMore example sentences
- Archaeocyathids, which are possible representatives of coralline sponges, have a secondary calcareous skeleton of high Mg-calcite and are possibly derived from demosponges.
- Rhodoliths are a type of algae that secretes a coralline skeleton, a bit like a coral.
mid 16th century: the noun from Italian corallina, diminutive of corallo 'coral', the adjective (mid 17th century) from French corallin or late Latin corallinus, both based on Latin corallum 'coral'.
More definitions of corallineDefinition of coralline in:
- The US English dictionary