For an observer observing the crest of a light wave at a position and time, the crest of the light wave was emitted at a time in the past and a distant position.
As for an observer wearing glasses, a proponent of the theory-observation distinction finds enough material in Carnap (1936/37, 455) to defend her position.
For an observer on the ground, the radiance of the sky observed in any given direction depends upon a host of variables, including the wavelength of the light in question, the makeup of the atmosphere, the distribution of city lights on the ground, the topography of the city, and the observer's position within it.
As an employee of GPC Market Access, a lobbying firm, he fell for an Observer sting.
Eavesdropping on those conversations, however, would have been difficult for an observer not fluent in Mandarin.
I am playing for an Observer XI against the Sunday Times.
It becomes very difficult for an observer, or the market, to get any idea what the issues are.
Many waved signs calling for a UN resolution and for an observer mission to visit the country.
For an observer, the atmosphere combines the congratulatory backslapping of intense power network with an undercurrent of feisty rivalry.
("Was it wrong for an observer to eat her subject?" Humphries asks. Thirty-seven dolater later, she pronounces squab "delicious").
Since it is very difficult for an observer to know who is determining the direction of pointing, it is essential to judge its use on an individual level.
