1. inappreciable - Adjective
2. inappreciable - Adjective Satellite
Not appreciable; too small to be perceived; incapable of being duly valued or estimated.
Source: Webster's dictionaryAnd perhaps in this is the whole difference; perhaps all the wisdom, and all truth, and all sincerity, are just compressed into that inappreciable moment of time in which we step over the threshold of the invisible. Joseph Conrad
inappreciable fluctuations in temperature Source: Internet