Meanings of unsparing scrutiny in English

Eustace continued to regard him with a straight, unsparing scrutiny.

But Sir Beverley's eyes were fixed upon his grandson's face in a close, unsparing scrutiny.

For her eyes, their first unsparing scrutiny accomplished, rested on his with a strangely flattering and engaging insistence.

In Night, reproduced here, Judt subjects his own deterioration to the same unsparing scrutiny as he would the Israel-Palestine conflict, say.

Keith, returning, found Jenny still before the mirror, engaged in this unsparing scrutiny; and, laughing gently, he caught her elbow with his fingers.