English
proportionable
From proportion + -able.
A compound of proportion + -able
Latin prōportiō ‘comparative relation, proportion, symmetry,…’
Old French proportion
Middle English proporcion
English proportion
Today it means
adj Capable of being proportioned, or made proportional.
Sources
Sources: Wiktionary, “proportionable”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / proportionable