Final answer:
A common-law spouse is a couple that has lived together in a marriage-like relationship for a significant period of time but is not legally married. They may have certain legal rights and responsibilities similar to those of married couples.
Step-by-step explanation:
A common-law spouse, alternatively referred to as a common-law partner, denotes a couple that has cohabitated in a relationship resembling marriage for a substantial duration, yet without the legal formalities of marriage. This notion is acknowledged in certain jurisdictions, and it may confer specific legal rights and obligations akin to those of legally married couples.
In such arrangements, common-law spouses may be entitled to certain legal considerations, such as property division in the event of separation, potential eligibility for spousal support, and inheritance rights. The recognition of common-law partnerships varies by jurisdiction, with some regions affording legal standing to such relationships while others may not. Understanding the legal implications of common-law partnerships is essential for individuals in these relationships to ensure awareness of their rights and responsibilities under the relevant legal framework.