Definition of eucalyptus in English:


Line breaks: eu¦ca|lyp¦tus
Pronunciation: /ˌjuːkəˈlɪptəs
(also eucalypt)

noun (plural eucalyptuses or eucalypti /-tʌɪ/)

1A fast-growing evergreen Australasian tree that has been widely introduced elsewhere. It is valued for its timber, oil, gum, resin, and as an ornamental tree. Also called gum1, gum tree.
  • Genus Eucalyptus, family Myrtaceae: numerous species
More example sentences
  • Quick-growing wattles and eucalypts (gum trees) spread through the country for a multitude of uses on farms, mines, and railways and became a mark of habitation.
  • That is where you've got grazing land largely, and it appears that the woody vegetation, trees, eucalypts and acacias, native pines and other shrubs, are becoming denser and denser.
  • That explains our eucalypts and tea trees, with their large open flowers full of nectar.
1.1 (also eucalyptus oil) [mass noun] The oil from eucalyptus leaves, chiefly used for its medicinal properties.
More example sentences
  • Substances such as menthol, wintergreen oil, eucalyptus oil, or turpentine cause cool or hot sensations that can temporarily relieve or cover up pain.
  • These preparations may reduce coughing and usually contain menthol, camphor and eucalyptus oil.
  • One drop of peppermint, lavender, chamomile or eucalyptus oil can be diluted in a teaspoon of almond oil and then rubbed into the skin at the temples, neck or shoulder muscles and/or inhaled.


modern Latin, from Greek eu 'well' + kaluptos 'covered' (from kaluptein 'to cover'), because the unopened flower is protected by a cap.

Definition of eucalyptus in: