Dictionary » S » Split

Split

split

1. To divide lengthwise; to separate from end to end, especially. By force; to divide in the direction of the grain layers; to rive; to cleave; as, to split a piece of timber or a board; to split a gem; to split a sheepskin. Cold winter split the rocks in twain. (Dryden)

2. To burst; to rupture; to rend; to tear asunder. A huge vessel of exceeding hard marble split asunder by congealed water. (boyle)

3. To divide or break up into parts or divisions, as by discord; to separate into parts or parties, as a political party; to disunite.

4. (Science: chemistry) To divide or separate into components; often used with up; as, to split up sugar into alcohol and carbonic acid. To split hairs, to make distinctions of useless nicety.

Origin: Probably of Scand. Or Low german origin; cf. Dan. Splitte, LG. Splitten, OD. Splitten, spletten, D. Splijten, G. Spleissen, MHG. Splizen. Cf. Splice, Splint, Splinter.

1. Divided; cleft.

2. (Science: botany) divided deeply; cleft. Split pease, hulled pease split for making soup, etc.

(Science: machinery) Split pin, a pin with one end split so that it may be spread open to secure it in its place. Split pulley, a parting pulley. See Pulley. Split ring, a ring with overlapped or interlocked ends which may be sprung apart so that objects, as keys, may be strung upon the ring or removed from it. Split ticket, a ballot containing the names of only a portion of the candidates regularly nominated by one party, other names being substituted for those omitted.


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Transpiration and Photosynthesis.

Photosynthesis requires water to happen. The water is photolysed (split apart) using the energy gained from sunlight, which will draw more up through the xylem from the roots. However more significantly for photosynthesis to take place there needs to be gas ...

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by Babybel56
Fri Mar 14, 2014 4:07 am
 
Forum: Botany Discussion
Topic: Transpiration and Photosynthesis.
Replies: 3
Views: 217

Re: Re:

... The image depicts roughly what I am saying. As the variation associated with environment increases, the odds ratio approaches 1:1, a 50/50 split of probability regarding which group is overall genetically superior in terms of the predisposition toward intelligence. http://imagizer.imageshack.us/v2/640x480q90/571/rnn8.png

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by wildfunguy
Thu Mar 13, 2014 4:13 am
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 68
Views: 218730

cladograms

... enquirer. I always thought that if I have a line straight through (without bends) that means that it is still the same species as it was when it split. But apparently I got that wrong.

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by Tricho
Thu Feb 27, 2014 11:01 pm
 
Forum: Evolution
Topic: cladograms
Replies: 7
Views: 315

cladograms

Let's put it this way. In each case, there was firt organism A (in the very bottom). Then it split into 1 and B. Further B split into 2 and 3. And it doesn't matter how you switch the tree. All the parts are freely rotable.

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by JackBean
Thu Feb 27, 2014 7:01 pm
 
Forum: Evolution
Topic: cladograms
Replies: 7
Views: 315

Re: Brain size=IQ level theory (Blacks vs Whites & Asians)

... to have occurred in any complex trait like intelligence. If we look at Homo sapiens and Neanderthals we see the beginnings of a genetic split about a half million years ago after at least 1 million years of separation. So that gives us a sense of how long it takes for something dramatic ...

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by Seth90210
Sun Feb 16, 2014 9:35 pm
 
Forum: Human Biology
Topic: Brain size=IQ level theory (Blacks vs Whites & Asians)
Replies: 68
Views: 218730
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