SINCE 1828
Irish moss
nounDefinition of Irish moss
1
: the dried and bleached parts of a red alga (especially Chondrus crispus) used as an agent for thickening or emulsifying or as a demulcent and as a source of carrageenan
2
: a red alga that is a source of Irish moss
— called also carrageen
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More Definitions for Irish moss
Irish moss
noun
\ ˌī(ə)r-ish-ˈmȯs
\
\
Medical Definition of Irish moss
1
: the dried and bleached plants of a red alga (especially Chondrus crispus) that are used as an agent for thickening or emulsifying or as a demulcent (as in cookery or pharmacy)
— called also chondrus
2
: a red alga (especially Chondrus crispus) that is a source of Irish moss
— called also carrageen
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