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. [1913 Webster]

2. (Bot.)
   (a) A boraginaceous herb (Alkanna tinctoria) yielding the dye; orchanet.
   (b) The similar plant Anchusa officinalis; bugloss; also, the American puccoon. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

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 Webster]

Small wild bugloss, the Asperugo procumbens and the Lycopsis arvensis.

Viper's bugloss, a species of Echium. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

alkanet

Source: WordNet (r) 2.0
 

Alkanet \Al"ka*net\, 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.

2. (Bot.)
   (a) A boraginaceous herb (Alkanna tinctoria) yielding the dye; orchanet.
   (b) The similar plant Anchusa officinalis; bugloss; also, the American puccoon.

Source: Webster's Revised Unabridged Dictionary (1913)
 

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 A. officinalis, sometimes called alkanet; oxtongue.

Small wild bugloss, the Asperugo procumbens and the Lycopsis arvensis.

Viper's bugloss, a species of Echium.

Source: Webster's Revised Unabridged Dictionary (1913)