Embryology proper really began a century later with Aristotle defining a basic question which was to dominate the field until the end of the nineteenth century.

The Japanese began defining such aesthetic ideas in a number of evocative phrases by at least the 10th or 11th century.

Mr. Gore's unwillingness to begin defining himself as a candidate may have had an impact at least on potential opponents.

Then, with the reform, a round-robin basis competition was implemented as the most important of the calendar and began defining the Portuguese champion.

As White has stated, "My identity was formed by the music industry"; his career and success began defining who he was to himself.

But he said he also disagreed with what the commission began defining as spending cuts.

They indeed appear to begin defining "Astroturf" as involving covert funding.

"We've wanted to do this show for 10 years, but finally about 2 1/2 years ago we began defining the goal."

Almost subconsciously, Portugal again began defining its identity in terms of Spain.

Soon, self-conscious rockers began defining themselves against the teen-pop recipe.