nounpl. -·tuses or -·ti·
any of a genus (Eucalyptus) of tall, aromatic, chiefly Australian evergreen trees of the myrtle family, bearing pendent leaves and umbels of white, red, or pink flowers and valued for their timber, gum, and oil
Origin of eucalyptusModern Latin from eu- + Classical Greek kalyptos, covered (from the covering of the buds) from kalyptein, to cover, conceal
nounpl. eu·ca·lyp·tus·es, or eu·ca·lyp·ti also eu·ca·lypts
Any of numerous trees of the genus Eucalyptus, native chiefly to Australia and widely planted worldwide, having aromatic leaves and valued as a source of oil, gum, and wood.
Origin of eucalyptusNew Latin Eucalyptus genus name Greek eu- eu- Greek kaluptos covered ( from kaluptein to cover ; see kel-1 in Indo-European roots.)
(plural eucalypti or eucalyptuses)
From French eucalyptus.