Dictionary » F » Flap



Anything broad and limber that hangs loose, or that is attached by one side or end and is easily moved; as, the flap of a garment. A cartilaginous flap upon the opening of the larynx. (Sir t. Browne)

2. A hinged leaf, as of a table or shutter.

3. The motion of anything broad and loose, or a stroke or sound made with it; as, the flap of a sail or of a wing.

4. (Science: veterinary) a disease in the lips of horses. Flap tile, a tile with a bent up portion, to turn a corner or catch a drip.

(Science: mechanics) flap valve, a valve which opens and shuts upon one hinged side; a clack valve.

Origin: oe. Flappe, flap, blow, bly-flap; cf. D. Flap, and E. Flap.

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Question about flies.

... animals, become slower the colder their environment is, and naturally flying requires some speed. So when the fly becomes so cold it cannot flap its wings fast enough it falls down. If it gets colder still, its other movements become slower and slower until they cease completely. Cold-blooded ...

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by biohazard
Wed Aug 10, 2011 6:42 am
Forum: Zoology Discussion
Topic: Question about flies.
Replies: 2
Views: 6374

Theories - Origin of Life

... have only to examine the taste and vocal abilities of the two to appreciate that one is more sophisticated than the other. The epiglottis is the flap of cartilage located at the opening to the larynx. During swallowing , the larynx closes to prevent swallowed material from entering the lungs, ...

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by scottie
Thu Apr 14, 2011 4:56 pm
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 563
Views: 1128370

Heart : Difference between tricuspid and bicuspid valves ?

Hi, at a guess, the tricuspid valve (separating the right atrium from the right ventriclel) has three cusps (flaps) simply because the diameter of the right side of the heart chambers are greater than the diameter of of the chambers on the left hand side, where a two-flap valve ...

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by Julie5
Sun Oct 24, 2010 10:45 am
Forum: Human Biology
Topic: Heart : Difference between tricuspid and bicuspid valves ?
Replies: 3
Views: 36504

Opening of the coronary artery & larynx

... on the respiratory system. My educated guesses for the questions are below. Thanks. --- 1. Why is the opening of the coronary artery behind the flap of the aortic semilunar valve? This was a question on a test and I received an X for this question. On the test, I wrote: "This is so that ...

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by vertciel
Sat May 31, 2008 12:04 am
Forum: Human Biology
Topic: Opening of the coronary artery & larynx
Replies: 1
Views: 6209

The Fiber Disease

... LOL.....or is this a massive diversion????? How bout we start a new Subject thread - maybe canalon will stomp on that....this sheeeeet he lets flap in the wind....go figure... I used to work for a real estate broker who was a CROOK....he had a scam going with his Mortgage lady where they played ...

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by Maggie Mae
Tue Jan 09, 2007 8:30 am
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 6245845
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