Definition of neophobic in US English:

neophobic

adjective

  • Having an extreme or irrational dislike of anything new or unfamiliar.

    ‘foods rejected by neophobic children’
    ‘compared to humans, Neanderthals were extremely neophobic’

noun

  • A person with an extreme or irrational dislike of anything new or unfamiliar.

    ‘neophobics tend to have a more readily triggered disgust mechanism’

Pronunciation

neophobic

/ˌnēōˈfōbik//ˌnioʊˈfoʊbɪk/