Dictionary » I » Impetus



1. A property possessed by a moving body in virtue of its weight and its motion; the force with which any body is driven or impelled; momentum.

momentum is the technical term, impetus its popular equivalent, yet differing from it as applied commonly to bodies moving or moved suddenly or violently, and indicating the origin and intensity of the motion, rather than its quantity or effectiveness.

2. Impulse; incentive; vigor; force.

3. The aititude through which a heavy body must fall to acquire a velocity equal to that with which a ball is discharged from a piece.

Origin: L, fr. Impetere to rush upon, attack; pref. Im- in _ petere to fall upon, seek. See Petition.

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Re: Re:

... Thanks for the heads-up. I learned a lot about hemoglobin, mutation, molecular clocks, and genetic drift. I also have had the opportunity and impetus to read some interesting papers and books. So far this thread has been a success for me. :)

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by Luxorien
Sat Mar 10, 2012 8:30 pm
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 563
Views: 1128158

Total biomass of wild vs domesticated land animals?

... the whole planet is turning into a huge food production system for us humans, squeezing all other animals to the side. What gave me the original impetus was when I stumbled upon some figures for the ratio humans+domesticated animals vs wild land vertebrates. It was something like this: Humans ...

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by KunstUndUmwelt
Thu Mar 18, 2010 3:04 pm
Forum: Ecology
Topic: Total biomass of wild vs domesticated land animals?
Replies: 0
Views: 3062

Intraspecific Adaptation Biology: A New Separated Direction

... experience of previous science, the formation of a new cognition pattern with profound empirical evidences may often give important influence and impetus on the relevant disciplines.

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by wellalt
Sat Nov 14, 2009 12:35 am
Forum: Evolution
Topic: About Physiological Darwinism:From Fitness to Optimality
Replies: 13
Views: 20052

HIstory ...

... teachings] Faith is harder to shake than knowledge, love succumbs less to change than respect, hate is more enduring than aversion, and the impetus to the mightiest upheavals on this earth has at all times consisted less in a scientific knowledge dominating the masses than in a fanaticism ...

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by E8-not42
Sat Nov 17, 2007 5:55 pm
Forum: Evolution
Topic: God vs Evolution
Replies: 274
Views: 257598

The Fiber Disease

For now sits Expectation in the air. ----Shakespeare, Henry V, I. Chorus The impetus from minus to plus never ends. The urge from below to above never ceases: whatever premises all our philosophers and psychologists dream of--self-preservation, pleasure principle, ...

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by London
Fri Dec 01, 2006 6:58 pm
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 6245340
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