| Heliotrope 1. (n.) An instrument or machine for showing when the sun arrived at the tropics and equinoctial line. 2. (n.) A plant of the genus Heliotropium; -- called also turnsole and girasole. H. Peruvianum is the commonly cultivated species with fragrant flowers. 3. (n.) An instrument for making signals to an observer at a distance, by means of the sun's rays thrown from a mirror. 4. (n.) See Bloodstone (a). Thesaurus Entries ambrosia, aromatic, aromatic gum, aromatic water, attar, attar of roses, balm, balm of Gilead, balsam, bay oil, bergamot oil, champaca oil, civet, essence, essential oil, extract, fixative, heliotrope, jasmine oil, lavender oil, musk, myrcia oil, myrrh, parfum, perfume, perfumery, rose oil, scent, volatile oil |