The root of an herb, Alkanna, or Anchusa tinctoria (family Boraginaceae), that yields red dyes alkannan and alkannin; used as a coloring agent; also used, combined with tannin, as an astringent.

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al·ka·net 'al-kə n
1) a European plant (Alkanna tinctoria) of the borage family also its root
2) a red dyestuff prepared from the root

Medical dictionary. 2011.

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  • Alkanet — is the name of several related plants in the borage family (Boraginaceae): Alkanet or common bugloss, Anchusa officinalis Alkanet or dyers bugloss, Alkanna tinctoria, the source of a red dye; the plant most commonly called simply alkanet Various… …   Wikipedia

  • Alkanet — Al ka*net ([a^]l k[.a]*n[e^]t), n. [Dim. of Sp. alcana, alhe[ n]a, in which al is the Ar. article. See {Henna}, and cf. {Orchanet}.] 1. (Chem.) A dyeing matter extracted from the roots of {Alkanna tinctoria}, which gives a fine deep red color.… …   The Collaborative International Dictionary of English

  • alkanet — (n.) dye material from bugloss plant roots, early 14c., from Sp. alcaneta, dim. of alcana, from Arabic al hinna (see HENNA (Cf. henna)). As the name of the plant itself, from 1560s …   Etymology dictionary

  • Alkanet — alkanet; red dye made from the root of a plant so named (or orcanet ); a member of the bugloss family …   Medieval glossary

  • alkanet — [al′kə net΄] n. [ME alknet < Sp alcaneta, dim. of alcana < Ar al ḥinnāʾ, the henna] 1. a) a perennial plant (Alkanna tinctoria) of the borage family, found in SE Europe and Asia Minor b) the root of this plant which yields a red dye c) the… …   English World dictionary

  • alkanet — /al keuh net /, n. 1. a European plant, Alkanna tinctoria, of the borage family. 2. the root of this plant, yielding a red dye. 3. the dye itself. 4. any of several similar hairy plants, as the bugloss, Anchusa officinalis, or a puccoon of the… …   Universalium

  • alkanet — dažinė alkana statusas T sritis vardynas apibrėžtis Agurklinių šeimos dažinis, vaistinis augalas (Alkanna tinctoria), paplitęs šiaurės Afrikoje ir pietų Europoje. atitikmenys: lot. Alkanna tinctoria; Alkanna tuberculata angl. alkanet; alkanna;… …   Lithuanian dictionary (lietuvių žodynas)

  • alkanet — Bugloss Bu gloss, n.; pl. {Buglosses}. [F. buglosse, L. buglossa, buglossus, fr. Gr. ? oxtongue ? ox + ? tongue.] (Bot.) A plant of the genus {Anchusa}, and especially the {Anchusa officinalis}, sometimes called {alkanet}; oxtongue. [1913… …   The Collaborative International Dictionary of English

  • alkanet — vaistinis godas statusas T sritis vardynas apibrėžtis Agurklinių šeimos dažinis, dekoratyvinis, vaistinis augalas (Anchusa officinalis), paplitęs Europoje ir Azijoje. atitikmenys: lot. Anchusa officinalis angl. alkanet; bugloss; common bugloss;… …   Lithuanian dictionary (lietuvių žodynas)

  • alkanet — noun Etymology: Middle English, from Medieval Latin alcannetta, from Arabic al ḥanna, al ḥinnā the henna Date: 14th century 1. a. a European plant (Alkanna tinctoria) of the borage family; also its root b. a red dyestuff pr …   New Collegiate Dictionary

  • alkanet — noun A particular plant whose root is used as a dye …   Wiktionary

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