1) хелат, внутрикомплексное соединение, комплексон 2) клешневидный, хелатный
хелат, хелатное соединение; хелатный
I. adjective 1. resembling or having chelae 2. [from the pincerlike way in which the metal ion is held] of, relating to, or being a chelate II. verb (chelated; chelating) transitive verb to combine with (a metal) so as to form a chelate ring intransitive verb to react so as to form a chelate ring • chelatable adjective III. noun a compound having a ring structure that usually contains a metal ion held by coordinate bonds