a branch of knowledge

a theory that explains scientific observations

knowledge accumulated by systematic study and organized by general principles

a person with advanced knowledge of one or more sciences

the scientific study of plants or animals (more observational than experimental) usually published in popular magazines rather than in academic journals

the sciences involved in the study of the physical world and its phenomena

a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement

the application of soil and plant sciences to land management and crop production

the study of plant nutrition and growth especially as a way to increase crop yield

a theory that explains scientific observations

knowledge accumulated by systematic study and organized by general principles

someone who theorizes (especially in science or art)

check or regulate (a scientific experiment) by conducting a parallel experiment or comparing with another standard