Definition of -ae in English:

-ae

suffix

  • 1Forming plural nouns:

    1. 1.1 Used in names of animal and plant families and other groups:
      ‘Felidae’
      ‘Gymnospermae’
    2. 1.2 Used instead of -as in the plural of many non-naturalized or unfamiliar nouns ending in -a derived from Latin or Greek:
      ‘striae’
      ‘larvae’

Origin

Latin plural suffix, or representing the Greek plural ending -ai.

Pronunciation:

-ae

/iː//ʌɪ/