Homonym: host (Presenter)
A "host" refers to an individual or entity that provides a space or environment for others. In social settings, a host is someone who invites guests to their home or event, ensuring they feel welcome and comfortable. In technology, a host can be a computer or server that provides resources or services to other devices on a network.
In the context of biology, a host is an organism that supports the life of another organism, such as a parasite. For example, a tick can be a host for a bacterium that causes disease in animals or humans.