Definition of arboriculturist in US English:

arboriculturist

noun

  • See arboriculture

    • ‘For 14 years he was the senior arboriculturist at the Department of Environment and advisor to central Government.’
    • ‘An arboriculturist writes: This kind of sudden proliferation is always unhealthy.’
    • ‘A leading arboriculturist has condemned a decision to fell a beech tree which he claims is one of the best of its species in the area.’

Pronunciation