open marriage
C1/C2Neutral formal / Academic / Social Sciences
Definition
Meaning
A marital relationship in which both partners agree that each may engage in sexual relationships with other people, typically with consent and knowledge.
A form of consensual non-monogamy characterized by a primary marital bond that permits varying degrees of sexual and/or emotional intimacy with others under mutually agreed-upon terms.
Linguistics
Semantic Notes
The term inherently implies formal, consensual agreement between spouses; it is distinct from infidelity, polyamory (which emphasizes multiple loving relationships), or swinging (which often focuses on recreational sex).
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. The concept is discussed similarly in both varieties.
Connotations
In both cultures, it can carry connotations of progressiveness, experimentation, or relationship instability, depending on context and speaker viewpoint.
Frequency
Slightly more frequent in American media and academic discourse, but the term is well-established in both.
Vocabulary
Collocations
Grammar
Valency Patterns
to be/enter into/have an open marriage (with someone)to agree on/open marriageVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “"Opening up the marriage" (the process of transitioning to an open marriage)”
Usage
Context Usage
Business
Not applicable; not a business term.
Academic
Common in sociology, psychology, and gender studies discussing relationship structures and sexual ethics.
Everyday
Used in personal conversations about relationships, lifestyle choices, and modern family structures.
Technical
A technical term in relationship therapy and sexology.
Examples
By Part of Speech
verb
British English
- They decided to open their marriage after years of discussion.
- Opening a marriage requires clear communication and boundaries.
American English
- They are opening up their marriage to see other people.
- The couple chose to open their marriage last year.
adjective
British English
- They have an open-marriage arrangement.
- The open-marriage lifestyle isn't for everyone.
American English
- They are in an open-marriage relationship.
- He's in an open marriage.
Examples
By CEFR Level
- They are not happy in their marriage. Some people try an open marriage.
- An open marriage means both partners agree they can have other romantic friends.
- After much counselling, they established rules for their open marriage to ensure mutual trust and respect.
- The anthropological study examined how open marriages in Western societies negotiate boundaries of jealousy, time allocation, and emotional commitment outside the primary dyad.
Learning
Memory Aids
Mnemonic
Think of a marriage with an 'open door' policy, where partners agree others can enter (the relationship sphere) with rules.
Conceptual Metaphor
MARRIAGE AS A CONTAINER (that can be opened); RELATIONSHIP STRUCTURE AS A PHYSICAL SPACE (with open/closed boundaries).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid direct calque "открытый брак" which is understood but carries heavy negative/judgmental connotations. The concept is often described in Russian with fuller phrases like "брак по взаимному согласию с разрешением на другие связи".
Common Mistakes
- Using 'open marriage' to mean simply a 'happy marriage' or 'transparent marriage'. Confusing it with polygamy (multiple spouses) or infidelity (non-consensual).
Practice
Quiz
What is the defining feature of an open marriage?
FAQ
Frequently Asked Questions
No. Open marriage is a specific agreement within a marriage for outside sexual/romantic encounters. Polyamory is the practice of having multiple loving relationships, which may or may not involve marriage.
Not necessarily. Success depends on the couple's communication skills, emotional maturity, and the strength of their primary bond, similar to monogamous marriages.
While the term gained prominence in the 1970s, consensual non-monogamous marital arrangements have historical precedents in various cultures.
Experts suggest approaching the conversation with extreme care, focusing on your shared needs and desires, using "I" statements, and being prepared for any reaction without pressure.