Adjective : Taking a course in architecture was a defining turn in her life.    From Dictionary.com. 

"Semi-professional" is the term defining any program submitted by an employee or associate from a games-programming company.    From Wordnik.com.  [ChessBase News] Reference

RE the vocabulary section (translations for those asterisked word) I am asking readers for help in defining the French words.    From Wordnik.com.  [façonner - French Word-A-Day] Reference

The U.S. ambassador said Iraq faces what he called a defining moment.    From Wordnik.com.  [CNN Transcript Jan 15, 2007] Reference

Next, what he called the defining fight of his administration, rescuing the economy.    From Wordnik.com.  [CNN Transcript Feb 3, 2009] Reference

He turned to the field following the Sept. 11 attacks, in what he called his defining moment in government.    From Wordnik.com.  [News Channel 9: Local News] Reference

This is often referred to as defining the opponent.    From Wordnik.com.  [ShrinkWrapped] Reference

But if we begin defining, then we are on the brink of trouble.    From Wordnik.com.  [Some Disruptive Influences in the British Commonwealth] Reference

It's critical that everyone plays a role in defining its implementation.    From Wordnik.com.  [Seth Priebatsch: The Game Layer Is Coming. Let's Make It Awesome.] Reference

I think we made a mistake in defining the jurisdiction of our Provinces.    From Wordnik.com.  [The Australian Commonwealth] Reference

Do you believe that nature or nurture has the upperhand in defining a horse?.    From Wordnik.com.  [Horse Heaven by Jane Smiley: Questions] Reference

How important are stories of our past in defining who we are in the present?.    From Wordnik.com.  [The Whole World Over by Julia Glass: Questions] Reference

That book had succeeded, with the comments on it, in defining a field of wealth.    From Wordnik.com.  [The Creation of Wealth] Reference

It was Spain, however, that played the most important part in defining his socialism.    From Wordnik.com.  [George Orwell Biography] Reference

With respect to Corporate Voices 'role in defining the field, two things are important.    From Wordnik.com.  [Donna Klein: Corporate Voices -- Defining the Work-Life Field] Reference

There was one moment in particular that she describes as the defining moment of the night.    From Wordnik.com.  [Expecting Rain] Reference

It's fairly obvious there's something very wrong here but the difficulty is in defining it.    From Wordnik.com.  [Some Problems of British-Canadian Trade] Reference

Lots of people speak of high technology and then have difficulty in defining what they mean.    From Wordnik.com.  [Canada's Role in World-Wide Aerospace] Reference

On virtue and moral character, which plays a prominent role in defining Aristotelian ethics.    From Wordnik.com.  [Archive 2009-03-01] Reference

The difficulty in defining their relationship is one of the many questions surrounding Kalinda.    From Wordnik.com.  [The Good Wife's Archie Panjabi Revels in the Mystery of Kalinda] Reference

Psychiatry had succeeded in defining what homosexuality is not — not in explaining what it is.    From Wordnik.com.  [Homosexuality and Biology] Reference

He had an acute sense of the role of foreign policy in defining a President's historical reputation.    From Wordnik.com.  [Ranking the Movie Presidents] Reference

The size of a country's labour force is as important as buying power in defining its economic well-being.    From Wordnik.com.  [Viewing Ourselves in a World Perspective? The Key to Succeeding in the 1990s] Reference

Fashion, style and beauty have long been integral in defining this city's relationship with the United States.    From Wordnik.com.  [The burqa in France: Removing the veil without facing society's shortcomings] Reference

No institution, however, plays such a central role in defining society's values and priorities as does government.    From Wordnik.com.  ["The Friendly Dictatorship"] Reference

The six month definition of long-term is that used by labor economists and the BLS in defining long-term unemployment.    From Wordnik.com.  [Andrew Sum: Is Rising Structural Unemployment a Problem?] Reference

The long-lived level 3 has a very narrow band width, a fact which may be exploited in defining an accurate clock frequency.    From Wordnik.com.  [The Nobel Prize in Physics 1989] Reference

He is also a specialist in defining and identifying bubbles, which he rightly regards a crucial task in the investment game.    From Wordnik.com.  [This can't go on: house prices must drop or wages must rise. Which seems more likely?] Reference

The difficulty in defining multiculturalism is compounded by the difficulty in defining or describing the culture we live in.    From Wordnik.com.  [Multiculturalism: Its Advantages and Limits] Reference

As this aberrant or deviant behavior increases, society redefines what it considers excess ... in short defining deviancy down.    From Wordnik.com.  [Bill Cunningham: Farce Turns To Tragedy] Reference

What particular images or passages underscore the significance of the house in defining the relationships in the Strada family?.    From Wordnik.com.  [Casa Rossa by Francesca Marciano: Questions] Reference

The technical problems and novelty in defining liquidity proved to be formidable, as did the opposition from the banking industry.    From Wordnik.com.  [Two Cheers for the New Bank Capital Standards] Reference

From the government's point of view it is not difficult to understand why it wishes to be vague in defining the merger guidelines.    From Wordnik.com.  [Why Canadian Bank Mergers Are Not in the National Interest] Reference

The year 1990 is often referred to as a defining moment in Nepal's history, when democracy and religious freedom gained new ground.    From Wordnik.com.  [United We Blog! for a Democratic Nepal] Reference

The priority has to be the front line (a loose term defining Operations) encompassing equipment and training backed up by recruitment.    From Wordnik.com.  [Army Rumour Service] Reference

The mere announcement of an intended U.S. withdrawal would allow Sunnis to come to the table and participate in defining the new Iraq.    From Wordnik.com.  [If America Left Iraq] Reference

Since its beginning, what role has Corporate Voices played in defining the work-life field and advancing the work-life agenda in Congress?.    From Wordnik.com.  [Donna Klein: Corporate Voices -- Defining the Work-Life Field] Reference