| Dal | erect shrub having large trifoliate leaves and dense clusters of yellow flowers followed by poisonous seeds |
|---|---|
| Dal | white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below |
| Dal | herb of the Pacific islands grown throughout the tropics for its edible root and in temperate areas as an ornamental for its large glossy leaves |
| Dal | English chemist and physicist who formulated atomic theory and the law of partial pressures |
| Dal | United States screenwriter who was blacklisted and imprisoned for refusing to cooperate with congressional investigations of communism in America (1905-1976) |
| Dal | (chemistry and physics) law stating that the pressure exerted by a mixture of gases equals the sum of the partial pressures of the gases in the mixture |
| Dal | (chemistry) law stating that when two elements can combine to form more than one compound the amounts of one of them that combines with a fixed amount of the other will exhibit a simple multiple relation |
| Dal | (chemistry and physics) law stating that the pressure exerted by a mixture of gases equals the sum of the partial pressures of the gases in the mixture |
| Dal | dichromacy characterized by a lowered sensitivity to green light resulting in an inability to distinguish green and purplish-red |