Etymology

palm’s ‎(“[of] the inner surface of the hand between the wrist and the fingers”) +‎ span ‎(“the distance between two ends of a thing, especially between those ends furthest apart from each other”)

Pronunciation

• (Received Pronunciation) IPA^(key): /ˈpɑːmspæn/
• (UK) IPA^(key): /ˈpɑːmspan/