Meaning of once in English

Most disturbing is the finding that once players learn that their opponent has either cooperated or defected, almost all defect.

Individual ocelots were photographed as many as 17 times during the cumulative 2-y survey period, though many were recorded only once.

The pieces of maize stems were replaced once every two days.

Most genotypes recovered in this study occurred only once (25 of 40 genotypes; 62.5%).

Once determined that the intersected point belongs to visible surfaces, it is necessary to determine if the point detected is within the parallelepiped boundaries.

Rate of taper could be slowed once for every 3-day decrement if re-emergent symptoms were too severe for patients to go on.

Holmes once again effectively examines gendered language in the workplace and provides clear ties to current theoretical frameworks.

In this book several main themes are at once apparent.

Thus, once the partitioning of the domain is done, the determination of the 'best' function is straightforward.

Once again, the stimulus will be sufficient to force the correct perception.

These relations are thus indicated twice: once for the human and once for the computer.

They can then be easily picked up with a small moistened paint-brush and transferred at once to the alcohol in the collecting tubes.

Others re-visited once or twice in the first 3 months and then ceased visiting unless problems were thought likely to occur.

The author also visited every ward once a month at an agreed time and met with at least one of the contact persons.

Once again, a major challenge ahead is exploration of the adjustment of tactic choice that may have been selected by varying selection pressures.

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