in·struct vt: to provide (a jury) with explanation and directions regarding the law applicable to a case
the judge instruct ed the jury that the plaintiff bears the burden of proof
the jury was instruct ed to ignore the attorney's comments
vi: to give instructions to a jury
the trial judge refused to instruct on manslaughter — W. R. LaFave and A. W. Scott, Jr.
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.