Agricultural chemistry. Agricultural chemistry is concerned with the substances and chemical reactions that are involved with the production, protection and use of crops and livestock. It is a highly interdisciplinary field that relies on ties to many other sciences.
Legal assistance provided, as by a specially established organization, for those unable to afford an attorney. 1  American HeritageÂ® Dictionary of the English Language, Fifth Edition. Copyright Â© 2016 by Houghton Mifflin Harcourt Publishing Company.
legal aid. legal aid n. Legal assistance provided, as by a specially established organization, for those unable to afford an attorney. leâ²gal aidâ² n. free legal service to persons unable to pay for a lawyer. legal aid Money or legal services granted to people who otherwise cannot afford to employ an attorney.