marginal irrigation

mar·gi·nal ir·ri·ga·tion

(mahrji-năl iri-gāshŭn)
Point of delivery of the irrigation angled at, or placed apically to, the gingival margin.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
(5) We note that the marginal irrigation, ceteris paribus, leads to an almost 8 percent increase in output of wheat and cotton.