portalagen.
Origin: Formed within English, by derivation. Etymons: portal n.1, -age suffix.
Etymology: < portal n.1 + -age suffix.
rare.
society > occupation and work > industry > building or constructing > building or providing with specific parts > [noun] > construction of doors or windows
1903 24 Apr. 269/1 Some sketches in connection with portalage.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).