| flop | 1. To clap or strike, as a bird its wings, a fish its tail, etc.; to flap. 2. To turn suddenly, as something broad and flat. Origin: A variant of flap. 1. To strike about with something broad abd flat, as a fish with its tail, or a bird with its wings; to rise and fall; as, the brim of a hat flops. 2. To fall, sink, or throw one's self, heavily, clumsily, and unexpectedly on the ground. Source: Websters Dictionary (01 Mar 1998) |
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| floppy baby syndrome | <syndrome> A general medical reference to an abnormal condition of newborns and infants manifest by inadequate tone of the muscles. Hypotonia (inadequately toned muscles resulting in floppiness) in the newborn period and infancy can be due to a multitude of different neurologic and muscle problems. (12 Dec 1998) |
| floppy valve syndrome | <syndrome> Retrograde slippage of degenerating mitral or tricuspid valve leaflets into the valve's orifice beyond the point of closure during systole of the left ventricle; a feature of Barlow's syndrome. (05 Mar 2000) |
| flopwing | <zoology> The lapwing. Source: Websters Dictionary (01 Mar 1998) |
| flip flop | A term used to describe the coordinated transfer of two phospholipid molecules from opposite sides of a lipid bilayer membrane. Now used to mean the passage of a phospholipid species from one lamella of a lipid bilayer membrane to the other. (18 Nov 1997) |
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