Dictionary » B » Breath



1. The air inhaled and exhaled in respiration, air which, in the process of respiration, has parted with oxygen and has received carbonic acid, aqueous vapor, warmth, etc. Melted as breath into the wind. (Shak)

2. The act of breathing naturally or freely; the power or capacity to breathe freely; as, i am out of breath.

3. The power of respiration, and hence, life. Thou takest away their breath, they die. (Ps. Civ. 29)

4. Time to breathe; respite; pause. Give me some breath, some little pause. (Shak)

5. A single respiration, or the time of making it; a single act; an instant. He smiles and he frowns in a breath. (Dryden)

6. That which gives or strengthens life. The earthquake voice of victory, to thee the breath of life. (Byron)

7. A single word; the slightest effort; a triffle. A breath can make them, as a breath has made. (Goldsmith)

8. A very slight breeze; air in gentle motion. Calm and unruffled as a summer's sea, when not a breath of wind flies o'er its surface. (Addison)

9. Fragrance; exhalation; odour; perfume. The breath of flowers. (Bacon)

10. Gentle exercise, causing a quicker respiration. An after dinner's breath. (Shak) Out of breath, breathless, exhausted; breathing with difficulty. Under one's breath, in low tones.

Origin: oe. Breth, breeth, as. Br odour, scent, breath; cf. OHG. Bradam s 3d5 team, vapor, breath, g. Brodem, and possibly E. Brawn, and breed.

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respiration of human body

The volume of air that is inhaled varies between person and with the depth of each breath. Obviously some breaths inhale more air than others and inhalation can range between ~400ml to ~5L. The efficiency of respiration also reduces with age and is reduced in smokers. ...

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by BasicBiology
Sun Nov 16, 2014 7:16 pm
Forum: Human Biology
Topic: respiration of human body
Replies: 2
Views: 999

respiration of human body

... is about 20-percent oxygen, and the air that is exhaled is about 15-percent oxygen, so about 5-percent of the volume of air is consumed in each breath and converted to carbon dioxide. Therefore, a human being uses about 550 liters of pure oxygen (19 cubic feet) per day. The average person takes ...

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by angel92
Wed Nov 12, 2014 2:52 pm
Forum: Human Biology
Topic: respiration of human body
Replies: 2
Views: 999

P2 Safety

... floor from time to time (not really often), with some detergent. However, I am mostly concerned about airborne contamination. 1) Is it possible to breath in some bacteria when I open the ependorf containing their suspension (mentioned bacteria)? 2) Should I put a mask when I open the incubator, ...

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by SpellForce
Thu Oct 02, 2014 8:13 pm
Forum: Microbiology
Topic: P2 Safety
Replies: 1
Views: 1182

Re: Why do Africans have large noses and lips?

... did not change. For the second test, during the semi structured interview, participants confirmed that their nasal airway was restricted and breathing from the nose was harder and rather uncomfortable, that they were forced to breath through their mouth. From this short experiment we can ...

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by shannat
Mon Jul 28, 2014 12:52 am
Forum: Human Biology
Topic: Why do Africans have large noses and lips?
Replies: 35
Views: 253554


... aren't even technically required for speech. Getting back to the point however, as I mentioned from my reading we can more precisely control our breath which may, among other morphological differences, enable us to make sounds that our closest living relatives (chimpanzees) can't. So my question ...

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by NMLevesque
Wed Nov 20, 2013 10:10 pm
Forum: General Discussion
Topic: Are bidirectional lungs essential for human speech?
Replies: 3
Views: 3441
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