0 the quality of being true: --
The entire system of belief is based on a few simple truths.
It would seem to be a general truth that nothing is as straightforward as it at first seems.
In truth we feared for her safety, although we didn't let it be known.
To tell (you) the truth (= speaking honestly) I'm happy he's not coming.
I don't suppose we'll ever know the truth about what happened that day.
But was he telling the truth?
And yet what he says contains at least a grain of (= a small amount of) truth.
There is no truth in the reports of his resignation.
There would seem to be some truth in what she says.
2 the quality of being true: --
I can see some truth in what she said.
3 a statement or principle that is generally considered to be true: --
a scientific truth