0 in a matter-of-fact way (= without showing emotion):
In the first few seconds, he matter-of-factly told detectives: "I am here to confess to the murder".
It did not include any spectacular new sources, but the author tried to write matter-of-factly, as free from any political colouring (including his own) as possible.
The birds submitted matter-of-factly to a 15-inch tube inserted down the throat for about three seconds, delivering about a cup of corn pellets.
The direction, without being mocking or campy, treats outlandish material so matter-of-factly that it often has a facetious ring.
This is mentioned matter-of-factly, with no apparent moral overtone.