Slowly improving Synonyms

Definitions for Slowly

(adverb) at a pace that is less than usual, desirable, or expected
(adverb) without speed (`slow' is sometimes used informally for `slowly')
(adverb) in music

SI abbreviation

SI is an abbreviation for Slowly Improving

What does SI stand for?

SI stands for "Slowly Improving"

Definitions for Improving

(adjective) getting higher or more vigorous