abstruse- complex [mathematical]

anemia- a condition in which the blood is deficient in red blood cells, in hemoglobin, or in total volume– 2. lack of vitality– anemic

cairn- a heap of stones piled up as a memorial or a landmark

circadian- characterized by, or occuring in approx. 24hr periods or cycles

dentition- the development + cutting of teeth; the character of a set of teeth esp. w/ regard to their number, kind + arrangement

desultory- marked by lack of definite plan regularity or purpose– not connected w/ main purpose (a dragged out ordeal of desultory shopping)

flense- [to flense] to strip (as a whale) of blubber or skin

litigious- subject to litigation

melatonin- a vertebrate hormone of the pineal gland that produces lightening of the skin by causing concentration of melanin in pigment-containing cells

pineal gland- a small usually conical appendage of the brain of all craniate vertebrates that in a few reptiles has the essential structure of an eye that functions in some birds as part of a time-measuring system and that is variously postulated to be a 3rd eye, an endocrine organ, or the seat of hte soul– also called pineal_ body, organ

precursor- 2.) a substance from which another substance is formed

vituperative- to abuse or censure severely or abusively (berate) to use harsh condemnatory language