Pronunciation: [d͡ʒˈɔ͡ɪntli] (IPA) 
The word "jointly" (/ˈdʒɔɪntli/) is spelled with a letter combination "oi" which represents the diphthong /ɔɪ/. This sound is made up of two vowel sounds - /ɔ/ and /ɪ/, and it can be found in other English words such as "boil" or "coin". The "t" at the end of "jointly" is silent, making the word sound like "joynt-lee". "Jointly" is an adverb meaning "in cooperation or collaboration with others".
Jointly is an adverb that refers to an action, agreement, responsibility, or ownership being shared or done in collaboration by multiple individuals or entities. It signifies the association between two or more parties when they work together towards a common goal or share a particular resource.
In the context of actions or activities, jointly implies that two or more people are undertaking or participating in an action collectively. It suggests a shared effort or cooperation, where responsibilities and tasks are divided among the involved parties. For instance, a group of students might jointly work on a project, meaning they collaborate and contribute equally towards its completion.
In terms of agreements, jointly indicates that parties involved or affected by a decision or arrangement have come to a consensus or mutual understanding. It signifies a combined effort or shared responsibility when making or abiding by an agreement. For example, if two business partners jointly own a company, it means they hold equal shares and both have a say in its management and decision-making.
Moreover, jointly can also describe the ownership or possession of something by multiple individuals or entities. It denotes that the designated item or asset is collectively owned or controlled. For instance, if two friends purchase a house jointly, it means they both have legal rights, responsibilities, and financial obligations towards the property.
Overall, jointly emphasizes the concept of collaboration, cooperation, and shared involvement among multiple parties in an action, agreement, or ownership.
Together; not separately.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word jointly comes from the Middle English word jointliche, which was derived from the Old French word joindre meaning to join. This Old French word originated from the Latin word iungere, which also means to join. Ultimately, the Latin root iungere is the etymological source behind the word jointly.
