Definition of parthenogenetically in US English:

parthenogenetically

adverb

Biology
  • See parthenogenesis

    • ‘In parthenogenetically reproducing populations, traits involved in sexual reproduction are no longer under selection and thus potentially subject to vestigialization.’
    • ‘An alternative sexual reproductive mode is, for instance, arrhenotoky, where males are produced parthenogenetically and are haploid, whereas females are diploid and produced from fertilized eggs.’
    • ‘In apomictic plants, embryos develop parthenogenetically (without fertilization) from unreduced somatic or gametophytic cells.’
    • ‘Most animal species that reproduce parthenogenetically also display a phase of sexual behaviour and sexual reproduction.’
    • ‘However, such unmated workers can produce either males or females parthenogenetically.’

Pronunciation

parthenogenetically

/ˌpärTH(ə)nōjəˈnedək(ə)lē//ˌpɑrθ(ə)noʊdʒəˈnɛdək(ə)li/