1 difficult to understand, do, experience, or deal with: --
2 needing or using a lot of physical or mental effort: --
It was hard work on the farm but satisfying.
Go on - give it a good hard push!
4 A hard drink contains a high level of alcohol: --
hard liquor
5 Hard water contains a high level of minerals that prevent soap from cleaning. --
Our goals were to determine if producers could identify and then rank growth traits that determined yield potential of hard red spring wheat.
Thus, remarriage risk might be negatively correlated with hard times, marked by a rise in grain prices.
Unfortunately, some examples are unglossed or otherwise hard to interpret, and the argumentation is sometimes less than totally clear.
It is hard to imagine that visual selection for disease resistance and agronomic type would not take place.
One thing is that it is harder to compartmentalize and be useful.
The twentieth century was hard on faith in classical objectivity, and in several domains at once.
Stereotypes lacking even a kernel of truth are hard to sustain and unlikely to spread.
Individual video images were subsequently transferred on to the hard disk of the host computer.
