n. 25B6; noun
the soil is improved by the addition of compost : ADDING, incorporation, inclusion, introduction.
an addition to the existing regulations : SUPPLEMENT, adjunct, addendum, appendage, add-on, extra; rider.
25A0; in addition
conditions were harsh and in addition some soldiers fell victim to snipers : ADDITIONALLY, as well, what's more, furthermore, moreover, also, into the bargain, to boot.
eight presidential candidates in addition to the General : BESIDES, as well as, on top of, plus, over and above.