Définitions
1.NounA plant with flowers which turn to face and follow the sun, such as marigolds and sunflowers.
2.NounA plant of the genus Heliotropium, especially a common heliotrope (Heliotropium arborescens), which has clusters of purple flowers with a strong fragrance.
3.NounWith a qualifying word: any of various plants resembling those of the genus Heliotropium.
4.NounThe fragrance of Heliotropium arborescens flowers, or a scent resembling this fragrance.
5.NounA light purple or violet colour like that of Heliotropium arborescens flowers."heliotrope: "
6.NounAn instrument that uses a mirror to reflect sunlight for purposes such as signalling, or triangulation (where the reflected light is detected by another surveyor positioned some distance away).":; :"
7.NounAn ancient type of sundial consisting of a bowl with a perpendicular gnomon mounted in the centre.
8.NounSynonym of bloodstone (“a green chalcedony that is sprinkled with red spots or veins of hematite”).
9.AdjectiveOf a light purple or violet colour like that of Heliotropium arborescens flowers.