A Topic of Moral Theology

Polygamy and Polyandry

Plurality of wives or of husbands against the unity of marriage: what the natural law forbids, and what was tolerated before Christ.

Also asked about as…

more than one wife · plural marriage (ed.)

In the index as Polygamy · Second marriages · Matrimony · Polyandry · Unity · Marriage · Monogamy · New Nuptials · Second Nuptials · Simultaneous polygamy · Unity of matrimony · Bigamy · Concubinage · Divorce · Unity of marriage · Abraham · Adam · Adultery · Clandestine marriage · Clerics and vowed persons, marriage of · Concubine · Conditions · Consanguinity · Consummated matrimony

In the manuals

Summa of Moral Theology (Summa Theologiae Moralis)

Vol. III, Book Eight. On Matrimony., Question One. On the Natur…, Article One. On the Unity of Matrimony., n. 516 — 516. What the Unity of Matrimony Is. The unity of matrimony, or monogamy, consists in this, that it is the union of one man with one woman. The unity of matrimony is perfect if neither spouse contracts another matrimony … Read in context →

Manual of Moral Theology (Manuale Theologiae Moralis)

Vol. II, Bk. III, Tr. VIII, Diss. II, Pt. I, Sect. IV, Chapter I. On the Unity of Matrimony, n. 719 — The unity of matrimony consists in the conjunction of only one man with only one woman, that is, monogamy. Opposed to unity are simultaneous polyandry, which is the simultaneous conjunction of one woman with several men,… Read in context →

Institutions of Moral Theology (Institutiones Theologiae Moralis)

Vol. IV, On Marriage, II. On the Nature and Properties of Marriage, n. 977 — What concerning the unity of marriage? The unity of marriage consists in this, that marriage is the union of one man with one woman. - It is certain that polyandry, or the simultaneous union of several men with one woman… Read in context →

Compendium of Moral Theology of Fr. John Peter Gury, S.J., with the Notes of Antonio Ballerini, S.J.

Vol. II, Treatise on Matrimony, Ch. III, Art. II, Namely, its Unity and Firmness, n. 757 (5 passages — hover a number to read it)

Synopsis of Moral and Pastoral Theology

Vol. I, Matrimony, and Holy Orders, On Marriage (Volume I), Chapter I: On Marriage as Contract, nn. 702 & 706 (2 passages — hover a number to read it)

A Handbook of Moral Theology (Koch–Preuss)

Vol. V, Pt. II, Ch. II, Section 1: The Mutual Duties of the Married, n. ¶44 — 2. The unity of marriage (unitas matrimonii), flows directly from the spiritual and moral nature of Matrimony.Read in context →

On Chastity and on the Contrary Vices: A Doctrinal and Moral Treatise

Ch. II, Art. I, I. On the Natural Institution of Matrimony, nn. 105, ¶581, ¶582, ¶583, ¶584, ¶585, ¶586, ¶587, ¶588, ¶589 & ¶590 (11 passages — hover a number to read it)

Manuale Theologiae Moralis

Vol. III, Pt. II, Tr. X, Ch. III, Article I. On The Unity Of Matrimony, nn. 659, 660 & 661 (3 passages — hover a number to read it)

Summa Theologiae Moralis

Vol. III, Special Moral Theology: On…, Treatise: On Matrimony, First Part: On Matrimony I…, Question One: On Matrimony…, Article I: On the Origin of Matrimony, nn. ¶1, 752, 753, 754 & 755 (34 passages — hover a number to read it)

Vol. III, Special Moral Theology: On…, Treatise: On Matrimony, First Part: On Matrimony I…, Question Five: On the Prop…, Article I: On the Unity of Matrimony, nn. ¶1, 810, 811, 812, 813 & 814 (50 passages — hover a number to read it)

Treatise on Christian Marriage

Ch. III, § I, Thesis XII, nn. ¶282–¶305 (24 passages)

Ch. III, § I, Thesis XIII, nn. ¶306–XIII, VII (14 passages)

Ch. III, § I, Thesis XIV, nn. ¶320–XIV, VI (14 passages)

Ch. III, § I, Thesis XV, nn. ¶334–XV, XI (21 passages)

Palmieri, On Christian Marriage, Appendix: Conspectus of th…, From the Council of Ancyra, A.D. 314, n. ¶876 — Canon XIX. Whoever, professing virginity, render their profession void, let them fulfill the definition of bigamists (that is, the defined penalty). But we have prohibited virgins who meet with certain men as sisters.Read in context →

Palmieri, On Christian Marriage, Appendix: Conspectus of th…, From the Council of Neocae…, 314-324, n. ¶888 — Canon VII. It is not fitting for presbyters to dine at the nuptials of a bigamist, because, since a bigamist needs penance, who will be the presbyter who, because of a banquet, can offer consent to such nuptials?Read in context →

Palmieri, On Christian Marriage, Appendix: Conspectus of th…, From the Council of Nicaea, A.D. 325, n. ¶892 — Canon VIII. Concerning those who call themselves Cathari ... it is fitting before all things that they profess these things in writing: that they receive and follow the dogmas of the Catholic and Apostolic Church, that i… Read in context →

Palmieri, On Christian Marriage, Appendix: Conspectus of th…, From the Canons of St. Bas…, A.D. 374-75, nn. ¶917, ¶921 & ¶922 (3 passages — hover a number to read it)

Palmieri, On Christian Marriage, Appendix: Conspectus of th…, From the Decretal Letter o…, Bishop of Rouen, A.D. 404, n. ¶1025 — Decree VI. Lest he who has married a second wife become a cleric; because it is written: "the husband of one wife" ... And lest it be judged by some that, if perhaps someone accepted a wife before baptism and, she depart… Read in context →

Palmieri, On Christian Marriage, Appendix: Conspectus of th…, From the Roman Synod of Eu…, A.D. 826, n. ¶1455 — Canon XXXVII. It is lawful for no one to have two wives at one time, or a wife and a concubine ... For just as Christ observes the Church chaste, so the husband ought to guard chaste marriage.Read in context →

Palmieri, On Christian Marriage, Appendix: Conspectus of th…, From the Responses of the …, A.D. 866, n. ¶1534 — Response LI. To have two wives at one time neither the very origin of the human condition admits, nor does any law of Christians permit.Read in context →

Palmieri, On Christian Marriage, Appendix: Conspectus of th…, From the Epistle of the Sa…, Archbishop of Auch, and Hi…, A.D. 879, n. ¶1546 — He adds after a few words. This also, together with them (namely, with the Fathers), we likewise command: that no one leave his own wife and, while she is living, presume to associate another to himself; nor is it lawful… Read in context →

Palmieri, On Christian Marriage, Appendix: Conspectus of th…, From the Epistle of the Sa…, A.D. 1061-73, n. ¶1595 — Namely, sons or daughters from a second marriage cannot be coupled to the blood-relatives of the former spouse; for between them the second kind of affinity intervenes. Cf. Decree L of the fourth Lateran Council, below.Read in context →

Compendium of Moral Theology

Vol. II, Tr. XVIII, Ch. III, Art. II, § I. On the Unity of Marriage, n. 856 — The unity of Marriage is placed in this, that Marriage is the conjunction of one man with one woman. Moreover, 1°. It is certain that polyandry conflicts with the natural law, because it is opposed to the principal ends … Read in context →

Christian Theology, Dogmatic and Moral, in Compendium

Diss. I, Chapter IV — On the properties of matrimony, and on simultaneous and successive polygamy, nn. I, II, III, IV, V & VI (6 passages — hover a number to read it)

A Brief Text-Book of Moral Philosophy

Chapter II: Domestic Society, n. 204 — 204\. Polyandry is destructive of the very idea of order in domestic society, because, if man is to retain his natural headship of the family, it would give several heads to the same family. Besides, polyandry defeats bo… Read in context →

Treated under the broader heading Unity and indissolubility of marriage — Slater, Manual of Moral Theology · McHugh–Callan, Moral Theology · Bucceroni, Cases of Conscience · Vermeersch, On Forbidden Books · Vermeersch, Theologia Moralis · Merkelbach, Pastoral Questions · Rickaby, Moral Philosophy · The Casuist · The Roman Catechism · Cathrein, Socialism · 1917 Code of Canon Law · Decretum of Gratian — these works do not divide the matter as finely as we do here, so their treatment stands one heading up (ed.)