Lexic.us

Definition of Helianthin

1. n. An artificial, orange dyestuff, analogous to tropaolin, and like it used as an indicator in alkalimetry; -- called also methyl orange.

Medical Definition of Helianthin

1. An artificial, orange dyestuff, analogous to tropaolin, and like it used as an indicator in alkalimetry. Synonym: methyl orange. Origin: Prob. Fr. L. Helianthes, or NL. Helianthus, sunflower, in allusion to its colour. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Helianthin

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