It was impossible that he could remember the incident - and yet his reaction to Ramsey had been too intense to be merely coincidental.

Because breast cancer is so common in the general population, such cases could have been merely coincidental.

Mind you, we were not so naive as to believe that such troubles were merely coincidental.

Any new instances of the three flashing red lights error are merely coincidental," it added.

It is possible after all, that these phenomena are merely coincidental.

The number 1118 had a strange, but merely coincidental, attraction to him, as proved by the next election in 1871.

Whether these parallels are meaningful or merely coincidental is yet another mystery confronting science.

The timing, they contend, was not merely coincidental.

Cicero saw these events as merely coincidental; only the credulous could think them ominous.

According to Huxley, the fact that all the members of the club gained distinction within science was merely coincidental.