indimensionaladj.
rare.
Not dimensional; having no dimensions.
ΘΚΠ
the world > space > extension in space > measurable spatial extent > smallness > [adjective] > extremely small > smaller than any assignable magnitude
infinitesimal1710
dimensionless1752
sizeless1874
indimensional1875
1875 Tait in Good Words No. 1. 20 One of the most singular facts presented to the human mind is the Indimensional character of space.
This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2021).
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adj.1875