Definition of orris in English:

orris

(also orris root)

noun

  • [mass noun] A preparation of the fragrant rootstock of an iris, used in perfumery and formerly in medicine.

    • ‘Dried orris root smells like violets. It is used primarily as a base for natural toothpastes, and as a fixative in perfumes to enhance other aromas.’
    • ‘The lady's clothes seemed to fill the whole carnage, and out of this little padded box there drifted a perfume of orris, an indefinable scent of feminine elegance.’
    • ‘It contains juniper berries, calendula, peppermint and orris root, and it effectively whitens teeth by helping to prevent plaque build-up and gum disease.’
    • ‘Mix together, in a ceramic bowl, 4 tablespoons of dried lavender flowers, half a teaspoon of orris root powder and 3 drops of lavender oil, and add this mixture to small muslin sachets.’
    • ‘Mix the lemon oil with the chopped orris root and add to the dried leaves.’

Origin

Mid 16th century: apparently an unexplained alteration of iris.

Pronunciation:

orris

/ˈɒrɪs/