Definition of coralline
(Entry 1 of 2)
1
: a coralline red alga
2
: a bryozoan or hydroid that resembles a coral
coralline
adjectiveDefinition of coralline (Entry 2 of 2)
1
: of, relating to, or resembling coral
2
: of, relating to, or being any of a family (Corallinaceae) of calcareous red algae
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Merriam-Webster unabridged
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Time Traveler for coralline
The first known use of coralline was in 1543
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