Tumuc-Humac Mountains
geographical name
Tu·muc-Hu·mac Mountains
tü-ˌmü-kü-ˈmäk
variants
or Portuguese Serra Tumucumaque
range of low mountains in northeastern Brazil along the borders with Suriname and French Guiana
Cite this Entry
“Tumuc-Humac Mountains.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Tumuc-Humac%20Mountains. Accessed 7 Jul. 2026.
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