from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The study of plant nutrition and growth in relation to soil conditions, especially to determine ways to increase crop yields.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The science of plant life and nutrition.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the study of plant nutrition and growth especially as a way to increase crop yield
agro- + biology (Wiktionary)