MARASMUS
marasmus
(noun) extreme malnutrition and emaciation (especially in children); can result from inadequate intake of food or from malabsorption or metabolic disorders
Source: WordNet® 3.1
Etymology
Noun
marasmus (uncountable)
(medicine) Any wasting disease, especially a severe loss of body weight, in children, caused by malnutrition or the inability to digest protein
Source: Wiktionary
Ma*ras"mus, n. Etym: [NL., fr. Gr. (Med.)
Definition: A wasting of flesh without fever or apparent disease; a kind of
consumption; atrophy; phthisis.
Pining atrophy, Marasmus, and wide-wasting pestilence. Milton.
Marasmus senilis Etym: [L.], progressive atrophy of the aged.
Source: Webster’s Unabridged Dictionary 1913 Edition