Meaning of RESIDUAL in English

RESIDUAL

I. ri-ˈzi-jə-wəl, -jəl; -ˈzij-wəl noun

Etymology: Latin residuum residue

Date: 1557

1. : remainder , residuum : as

a. : the difference between results obtained by observation and by computation from a formula or between the mean of several observations and any one of them

b. : a residual product or substance

c. : an internal aftereffect of experience or activity that influences later behavior ; especially : a disability remaining from a disease or operation

2. : a payment (as to an actor or writer) for each rerun after an initial showing (as of a TV show)

II. adjective

Date: 1570

1. : of, relating to, or constituting a residue

2. : leaving a residue that remains effective for some time

a residual pesticide

• re·sid·u·al·ly adverb

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.