regenerantadj.n.

Brit.

/rᵻˈdʒɛn(ə)r(ə)nt/, U.S.

/riˈdʒɛn(ə)r(ə)nt/,

/rəˈdʒɛn(ə)r(ə)nt/

Origin: A borrowing from Latin. Etymons: Latin regenerant-, regenerāns, regenerāre.

Etymology: < classical Latin regenerant-, regenerāns, present participle of regenerāre (see regenerate v.). Compare earlier regenerating adj., regenerating n.

†A. adj.

Regenerating. Obsolete.

ΘΚΠ

the world > existence and causation > creation > [adjective] > creating or constructing again

regenerative?a1475

regenerating1707

regenerant1713

re-creative1783

reproductive1830

reconstructive1838

1713 S. Hill Compend. Speculations Baptism iv. 8 The inner regenerant Grace..is the Essential Life, Soul and Spirit thereof.

1828 Oriental Rev. 17 464 The ideal appetite Pamper'd too long with its regenerant food.

1855 P. J. Bailey Spiritual Legend in Mystic (ed. 2) 66 Of talismanic and regenerant force.

1877 P. J. Bailey Festus (ed. 10) xl. 640 In us the spirit regenerant's deathless glow.

B. n.

1. A regenerating agent. In later use chiefly Chemistry: a substance used to restore the function of an ion-exchange resin, adsorbent, or similar medium. Frequently attributive.rare before mid 20th cent.

ΘΚΠ

the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions (general) > regenerating agent

regenerant1795

1795 J. Cartwright Commonw. in Danger p. iii Through a fermentative process, resolving matter into its first principles, its elementary particles, things offensive, loathsome, and even pestilential, become regenerants of what is nutritive, wholesome and lovely.

1934 Industr. & Engin. Chem. 26 70/2 Sodium chloride would seem to be the logical regenerant to use.

1949 C. Calmon in F. C. Nachod Ion Exchange 128 If desired, the first regenerant effluent, which is high in metallic cations, may be discarded.

1963 Engineering 13 Sept. 338/3 The regenerant for the anion column can be either sodium carbonate or sodium hydroxide.

1989 Jrnl. Water Pollution Control Federation 61 481 Over time, the treated metals were concentrated in the regenerant solution and may be recoverable.

1997 Jrnl. Agric. & Food Chem. 45 3535 Loss of column performance..could be reversed by back-flushing the column with a high pH/ion strength regenerant.

2. Biology. A living organism, cell, etc., produced by regeneration from (part of) another of its kind; (in later use) esp. a plant produced by regeneration from cell or tissue culture.

ΚΠ

1938 Biol. Bull. 75 379 The greatest number of regenerants [sc. of Tubularia] was obtained when both ends were ligatured and the exposed region was removed from their influence.

1954 Q. Rev. Biol. 29 210/1 If..a single primordium is made the sole macronuclear element of a separate fragment, then this primordium develops into the definitive macronucleus of the regenerant.

1984 Heredity 52 437 It was demonstrated that regenerants from callus grown from pedicels and leaves have the genotype of the epidermal cell layer.

2003 V. I. Kefeli & M. V. Kalevitch Nat. Growth Inhibitors & Phytohormones in Plant & Environment ix. 196 The stem cuttings derived from secondary regenerants developed roots three-five days earlier than the wild-type regenerants.

This entry has been updated (OED Third Edition, December 2009; most recently modified version published online March 2022).

单词	regenerant
释义	regenerantadj.n. Brit. /rᵻˈdʒɛn(ə)r(ə)nt/, U.S. /riˈdʒɛn(ə)r(ə)nt/, /rəˈdʒɛn(ə)r(ə)nt/ Origin: A borrowing from Latin. Etymons: Latin regenerant-, regenerāns, regenerāre. Etymology: < classical Latin regenerant-, regenerāns, present participle of regenerāre (see regenerate v.). Compare earlier regenerating adj., regenerating n. †A. adj. Regenerating. Obsolete. ΘΚΠ the world > existence and causation > creation > [adjective] > creating or constructing again regenerative?a1475 regenerating1707 regenerant1713 re-creative1783 reproductive1830 reconstructive1838 1713 S. Hill Compend. Speculations Baptism iv. 8 The inner regenerant Grace..is the Essential Life, Soul and Spirit thereof. 1828 Oriental Rev. 17 464 The ideal appetite Pamper'd too long with its regenerant food. 1855 P. J. Bailey Spiritual Legend in Mystic (ed. 2) 66 Of talismanic and regenerant force. 1877 P. J. Bailey Festus (ed. 10) xl. 640 In us the spirit regenerant's deathless glow. B. n. 1. A regenerating agent. In later use chiefly Chemistry: a substance used to restore the function of an ion-exchange resin, adsorbent, or similar medium. Frequently attributive.rare before mid 20th cent. ΘΚΠ the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions (general) > regenerating agent regenerant1795 1795 J. Cartwright Commonw. in Danger p. iii Through a fermentative process, resolving matter into its first principles, its elementary particles, things offensive, loathsome, and even pestilential, become regenerants of what is nutritive, wholesome and lovely. 1934 Industr. & Engin. Chem. 26 70/2 Sodium chloride would seem to be the logical regenerant to use. 1949 C. Calmon in F. C. Nachod Ion Exchange 128 If desired, the first regenerant effluent, which is high in metallic cations, may be discarded. 1963 Engineering 13 Sept. 338/3 The regenerant for the anion column can be either sodium carbonate or sodium hydroxide. 1989 Jrnl. Water Pollution Control Federation 61 481 Over time, the treated metals were concentrated in the regenerant solution and may be recoverable. 1997 Jrnl. Agric. & Food Chem. 45 3535 Loss of column performance..could be reversed by back-flushing the column with a high pH/ion strength regenerant. 2. Biology. A living organism, cell, etc., produced by regeneration from (part of) another of its kind; (in later use) esp. a plant produced by regeneration from cell or tissue culture. ΚΠ 1938 Biol. Bull. 75 379 The greatest number of regenerants [sc. of Tubularia] was obtained when both ends were ligatured and the exposed region was removed from their influence. 1954 Q. Rev. Biol. 29 210/1 If..a single primordium is made the sole macronuclear element of a separate fragment, then this primordium develops into the definitive macronucleus of the regenerant. 1984 Heredity 52 437 It was demonstrated that regenerants from callus grown from pedicels and leaves have the genotype of the epidermal cell layer. 2003 V. I. Kefeli & M. V. Kalevitch Nat. Growth Inhibitors & Phytohormones in Plant & Environment ix. 196 The stem cuttings derived from secondary regenerants developed roots three-five days earlier than the wild-type regenerants. This entry has been updated (OED Third Edition, December 2009; most recently modified version published online March 2022). < adj.n.1713
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