INCREMENTAL
incremental
(adjective) increasing gradually by regular degrees or additions; “lecturers enjoy...steady incremental growth in salary”
Source: WordNet® 3.1
Adjective
incremental (comparative more incremental, superlative most incremental)
Pertaining to an increment.
Occurring over a series of gradual increments, or small steps.
Antonyms
• decremental
Synonyms
• gradual
Source: Wiktionary
In`cre*men"tal, a. (Biol.)
Definition: Pertaining to, or resulting from, the process of growth; as,
the incremental lines in the dentine of teeth.
Source: Webster’s Unabridged Dictionary 1913 Edition