Pronounced dot. In an e-mail address, the symbol used to separate the organization name from the domain. E-mail addresses follow the convention firstname.lastname@example.org. My e-mail address, for example, is email@example.com (pronounced ray at context corporation dot com), which is the e-mail address for Ray Horak (user) at The Context Corporation (organization providing the connection), a com mercial enterprise. See also domain.
Period. A punctuation mark used to terminate sentences or sentence fragments that are neither interrogatory (?) nor exclamatory (!).