Слово "define". Англо-русский словарь Мюллера

I can't think of any one moment I would say is a defining moment.

Suddenly Edmond saw the gloomy, pale, and threatening countenance of Fernand, as it was defined in the shadow. By a movement for which he could scarcely account to himself, the young Catalan placed his hand on the knife at his belt.

and how much we allow our past experiences to define us.

"What kind of dining set defines me as a person?"

Cities are the infrastructures that most define us.

We are defined by the secrets we keep

Unconsciously he defines for me the lines of a fresh school, a school that is to have in it all the passion of the romantic spirit, all the perfection of the spirit that is Greek.

These two messages, up and down, not only get through at once but in way they get through, they define to home office exactly how much damage has been done and where.

There are no clearly defined seasons in South Alabama; summer drifts into autumn, and autumn is sometimes never followed by winter, but turns to a days-old spring that melts into summer again.