- Relating to, or of the nature of, the Araucaria.
- The earliest conifers in geological history were mostly araucarian.
Variant of araucaria
any of a genus (Araucaria) of the araucaria family of cone-bearing trees with flat, scalelike needles, native to the Southern Hemisphere and grown as ornamentals in other areas; esp., the monkey puzzle tree and the Norfolk Island pine
Origin of araucariaModern Latin ; from Spanish Arauco: see Araucanian
designating a family (Araucariaceae) of unusual conifers found esp. in Chile, Australia, and S U.S.