See Also: Addition(medicine)
addition(dictionary)
addition(dictionary)
addition compound(medicine)
addition mutation(medicine)
addition polymer(medicine)
addition reaction(medicine)
addition-deletion mutation(medicine)
terminal addition enzyme(medicine)

addition (iou)



addition noun. LME.
[Old & mod. French, or Latin additio(n-), from addit- pa. ppl stem of addere ADD: see -ION.]
The action or process of adding. LME.
in addition as an added thing (to), as well. note of addition, point of addition Music (now Hist.) a dot on the right of a note signifying that it is to be lengthened by half (a second dot increasing its value by a further fourth; cf. DOT noun1 4b, double dot s.v. DOUBLE adjective & adverb.).
W. S. Maugham A few sums in simple addition.
b. Chemistry. The combination of one molecule with another to form a larger molecule with no other products. L19.
A thing added; an appendix, an accession. LME.
E. O'Neill Expecting an addition to the family.
b. spec. A phrase, prefix, etc., added to a person's name to distinguish him or her by rank, place of origin, etc. L15.
Comb.: addition reaction Chemistry: in which addition occurs.