Without the earth's 23.5-degree tilt to the sun there would be no seasons, no variation in daylight and darkness, said Fothergill.

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Sometimes the depth of his feelings about things is hard to ascertain because there's no tonal variation.

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The derived velocities show almost no seasonal variation for the analyzed calving termini.

UNESCO: Dublin Core

And the fact that there's no tonal variation actually means that you miss a lot of the meaning of the things that he says.

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This case is no more than a slight variation the give-it-to-the-spouse cases.

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In a conference call this afternoon with Medicare officials, they said there is simply no business reason for such a wide variation.

NPR: 3 min 45 sec

In a 2009 paper Mr Glaeser and Matthew Resseger of Harvard University find that in highly skilled areas, city size explains 45% of the variation in worker productivity (it has almost no effect in underskilled cities).

ECONOMIST: Free exchange

The sport's governing body (IAAF) has since deleted this variation from its list of official records, but no one else has run faster than Smith on a 200m straight.

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