in·var·i·a·ble [in-vair-ee-uh-buhl] (previously 05-13-13)
1. not variable; not changing or capable of being changed; static or constant.
2. something that is invariable; a constant.
in·var·i·a·bil·i·ty, in·var·i·a·ble·ness, noun
set, constant, same, uniform, immovable, regular, static, changeless, consistent, fixed, immutable, inflexible, monotonous, perpetual, rigid, unalterable, unchangeable, unchanging, unfailing, unvarying
See more synonyms on Thesaurus.com
1. unalterable, unchanging, changeless, invariant, unvarying, immutable.
Origin: 1400–50; late Middle English; see in- , variable
Now YOU come up with a sentence (or fic? or graphic?) that best illustrates the word.