n (countable|of a thing, concept, theory, or similar) A process of dismantle | dismantling or separate|separating into constituent elements in order to study the nature, function, or meaning.
n (uncountable|mathematics) The mathematical study of functions, sequences, series, limits, derivatives and integrals.
n (countable|chemistry) The process of breaking down a substance into its constituent parts, or the result of this process.