- belonging to the Ulmaceae, the elm family of plants.
Compare elm family.
Origin of ulmaceous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- of, relating to, or belonging to the Ulmaceae, a temperate and tropical family of deciduous trees and shrubs having scaly buds, simple serrated leaves, and typically winged fruits: includes the elms
C19: via New Latin Ulmāceae, from Latin ulmus elm tree