cationicadj.

/katʌɪˈɒnɪk/

Etymology: < cation n. + -ic suffix.

a. Of, relating to, or consisting of cations.

ΘΚΠ

the world > matter > chemistry > ions, ionization, or electrolysis > [adjective] > of or relating to ions > relating to or consisting of cations

cationic1928

1928 Jrnl. Chem. Soc. i. 905 The former may repel electrons..but it cannot without disruption provide a seat for the cationic charge.

1946 Nature 3 Aug. 155/1 Following the relatively rapid achievement of cationic equilibrium between perfusate and soil, manganese usually disappears from the perfusate.

b. Characterized by an active cation.

ΘΚΠ

the world > matter > physics > atomic physics > ion > [adjective] > having an active cation

cation-active1946

cationic1957

the world > matter > chemistry > ions, ionization, or electrolysis > [adjective] > of or relating to ions > relating to or consisting of cations > having or characterized by an active cation

cation-active1946

cationic1957

1957 Textile Terms & Defs. (ed. 3) 23 Cationic Dye, a dye which dissociates in aqueous solution to give a coloured ion which is positively charged.

1964 M. Hynes Med. Bacteriol. (ed. 8) ii. 22 Cationic detergents are more bactericidal than the anionic types used for domestic cleaning.

This entry has not yet been fully updated (first published 1972; most recently modified version published online September 2021).

单词	cationic
释义	cationicadj. /katʌɪˈɒnɪk/ Etymology: < cation n. + -ic suffix. a. Of, relating to, or consisting of cations. ΘΚΠ the world > matter > chemistry > ions, ionization, or electrolysis > [adjective] > of or relating to ions > relating to or consisting of cations cationic1928 1928 Jrnl. Chem. Soc. i. 905 The former may repel electrons..but it cannot without disruption provide a seat for the cationic charge. 1946 Nature 3 Aug. 155/1 Following the relatively rapid achievement of cationic equilibrium between perfusate and soil, manganese usually disappears from the perfusate. b. Characterized by an active cation. ΘΚΠ the world > matter > physics > atomic physics > ion > [adjective] > having an active cation cation-active1946 cationic1957 the world > matter > chemistry > ions, ionization, or electrolysis > [adjective] > of or relating to ions > relating to or consisting of cations > having or characterized by an active cation cation-active1946 cationic1957 1957 Textile Terms & Defs. (ed. 3) 23 Cationic Dye, a dye which dissociates in aqueous solution to give a coloured ion which is positively charged. 1964 M. Hynes Med. Bacteriol. (ed. 8) ii. 22 Cationic detergents are more bactericidal than the anionic types used for domestic cleaning. This entry has not yet been fully updated (first published 1972; most recently modified version published online September 2021). < adj.1928
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