nondimensional

adjective
non·​di·​men·​sion·​al | \ ˌnän-də-ˈmench-nəl How to pronounce nondimensional (audio) , -ˈmen(t)-shə-nᵊl also -dī-\

Definition of nondimensional

: not expressed in or representing terms of any particular unit (as of mass, length, or time) nondimensional numbers a nondimensional width to height ratio

First Known Use of nondimensional

1904, in the meaning defined above

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