One particular observation by the radio astronomers is already pointing to new avenues of study.

Of course you could make that particular observation about practically any man in Underbill and be right.

But to return to my particular observations during this dreadful part of the visitation.

However, he wasn't the only gryphon to make that particular observation.

In both cases, is an error term and the subscript indexes a particular observation.

The philosopher forms his principles on an infinity of particular observations.

He was right, though I thought he might have kept that particular observation to himself for the moment.

But that particular observation brought her no joy, only a sour feeling in the back of her mind.

I always respond to that question with a particular observation, however.

Other than that particular twisted observation, he'd seemed to regard Jerry as invisible.