defining

One may be the exclusion of the most recent trailing month when defining momentum.

"Good growth is the defining challenge of our age – and today we are setting out a serious, practical plan to achieve it."

When he walked on to the floor that night, he knew his vote would be one of the defining moments of his career.

In 1970, Mercury formed Queen with guitarist Brian May and drummer Roger Taylor, going on to write many of the band's defining hits, including Bohemian Rhapsody, We Are the Champions and Don't Stop Me Now.

And that is one of the defining factors of this compelling rivalry: both players pushing each other to greater heights.