(a) Originally: the theory or practice of cultivating the soil to produce crops; an instance of this (now rare). (b) Later also (now chiefly): the…

Agriculture; farming. Now rare and chiefly historical.

Chiefly with singular agreement. Agriculture, agricultural science; (the title of) a treatise on this subject. In later use also: the practice of…

the study of rural concerns, esp. agriculture.

the application of science to agriculture; the field of study concerned with this.

The practice or (now chiefly) the science of crop production and soil management. Cf. agronomics, n.

With singular and plural agreement. The management or administration of the material resources of agriculture; agricultural economics; (also) = agr…

the branch of science concerned with the effect of weather and atmospheric conditions on agriculture; (also) the effect itself.

The study of the breeding, nutrition, and growth of crop plants, esp. in relation to environmental conditions.

The application of ecological principles to agricultural systems and practices; the branch of science concerned with this.

the application of technology to agriculture; the branch of technology concerned with this.

Chiefly Canadian. Agricultural science.

an ecosystem on agricultural land.

= agricultural science n. at agricultural, adj. compounds.

(a) a great increase in the production of cereal crops in a developing country following the introduction of high-yield varieties and the…

the action or process of making greater use of mechanization in agriculture, esp. in developing countries.