V. S. Apte, The Practical Sanskrit–English Dictionary. Look up any word of the Gita in Devanagari, IAST or Harvard-Kyoto, or browse the headwords letter by letter.
Entry धमनि
धमनिdhamaniनी [nī], नी f.
नीnī, नीFeminine
A reed, blow-pipe; वेणुधमन्या प्रबोध्य Vaiśvadeva.
A tube or canal of the human body, tubular vessel, as a vein, a nerve, etc.