Definition of myrtaceous in English:

myrtaceous

adjective

Botany
  • Relating to or denoting plants of the myrtle family (Myrtaceae).

    • ‘It has been reported to attack the fruits of various native and introduced species of plants, but especially guavas and other myrtaceous fruits.’
    • ‘If it isn't, I'm sure he could provide scionwood of a better clone - but grafting myrtaceous plants is no cakewalk!’
    • ‘The myrtaceous tree Metrosideros polymorpha dominates all sites.’
    • ‘It was characterized by a mosaic of areas dominated by bamboo and areas dominated by myrtaceous tree saplings.’
    • ‘Three additional myrtaceous species have been proposed as declared plants, but more information is required before they can be listed.’

Origin

Mid 19th century: from modern Latin Myrtaceae (plural), from the genus name Myrtus (see myrtle), + -ous.

Pronunciation:

myrtaceous

/məːˈteɪʃəs/