http://www.ted.com/talks/dan_buettner_how_to_live_to_be_100.html

longevity-n.  Long life; great duration of life

e.g

His longevity vexed his heirs.

“No matter how much money he raises, or how many endorsements he snags, John Dingell can't shake the "age" issue; he's 84-years-old, and this time around his longevity is a liability.”

debunk-v. To expose or ridicule the falseness, sham, or exaggerated claims of: debunk a supposed miracle drug.

e.g.

“And in the 20th century, we shortened that to bunk, and in the 1920s, someone came up with the term debunk as an antidote to bunk.”

“A more thorough debunk is available here, but one point bears mentioning.”

exponentially- adv. Growing or decaying in an exponential manner.

e.g.

“World War II again exponentially expanded the bureaucracy and D.C. and its neighboring suburbs exploded.”

“But a reason GDP/capita might grow exponentially is because new knowledge is gained faster than old knowledge is forgotten.”

astute-adj. Having or showing shrewdness and discernment, especially with respect to one's own concerns. See Synonyms at shrewd.

e.g.

To that astute girl it seemed a shade unnatural.

He's always been a very astute politician.

heterogenous-adj. Not arising within the body; derived from another individual or species

e.g.

“Parents should also keep in mind that autism is a "heterogenous" disorder, Dawson said.”

“If the crowd is too heterogenous, the reasoning becomes group think rather than collected wisdom.”

legume-n. A pod, such as that of a pea or bean, that splits into two valves with the seeds attached to one edge of the valves.

e.g

With one hand, he made as if to eat from the steaming tureen of legume stew.

High protein-Meat eaters: Meat; Fish; Vegetables; Fruit; Limited grains, beans, legumes.

stave off-v. to prevent something from happening; to obviate or avert

e.g.

“Bribed with a little sunlight and a few prismatic tints, we bless our Maker, and stave off his wrath with hymns.”

“Somehow I've got to stave off the crash till Tuesday when we sign with Par-Con.”