0 to discover something: --
[ + that ] I ascertained that no one could overhear us before I told Otto the news.
[ + question word ] Have you ascertained whether she's coming or not?
The police have so far been unable to ascertain the cause of the explosion.
1 to discover a fact; to make certain: --
The fire department has been unable to ascertain the cause of the fire.
How can vertical and horizontal equity be ascertained throughout the country?
There are a number of ways in which the influence of shared environmental effects can be ascertained and minimized in the analysis of natural populations.
Where significant funding for project establishment and ongoing operations was not ascertained, the project developers incurred higher search costs.
The location and repair of recent water pipe breaks was ascertained.
However, the relationships between rap and canzone d'autore, apart from this generic convergence in a vaguely defined oppositional youth culture, have still to be ascertained.
The answer to this question cannot be ascertained at fir st sight even on physical grounds.
An evaluation of the family history method for ascertaining psychiatric disorders.
To date however, the effect of an intestinal adult tapeworm on leucocyte migration from the pronephros has not been ascertained.
