sameness

noun

1 a tyranny of sameness is sweeping the earth:

similarity, uniformity, resemblance, likeness, alikeness, similitude, closeness, comparability, correspondence, indistinguishability, consistency, equality, equalness, parity, equivalence, interchangeability, parallelism;

monotony, changelessness, invariability, standardization, lack of variety, tedium, tediousness, routine, routineness, humdrum, predictability, repetition, duplication;

archaic semblance.

▷antonyms variety, difference, contrast.

2 the sameness of the force on two electrons explains why they accelerate at the same rate:

identity, identicalness, oneness, selfsameness, congruity, congruence.

▷antonyms difference.