See Also: pityriasis rubra(medicine)
pityriasis rubra pilaris(medicine)
polycythemia rubra(medicine)
miliaria rubra(medicine)
lochia rubra(medicine)
medulla ossium rubra(medicine)
polycythemia rubra vera(medicine)
polycythaemia rubra vera(medicine)
keratosis rubra figurata(medicine)
granulosis rubra nasi(medicine)

addition (iou) and pityriasis rubra (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.

pityriasis rubra (medicine)


pityriasis rubra -->
exfoliative dermatitis
Generalised exfoliation with scaling of the skin and usually with erythema (erythroderma); may be a drug reaction or associated with various benign dermatoses, lupus erythematosus, lymphomas, or of undetermined cause.

Synonym: dermatitis exfoliativa, pityriasis rubra, Wilson's disease.