pro

Pro is a term with multiple uses in English, deriving from the Latin prefix pro-, meaning for, on behalf of, or forward. In general usage, pro signals support or advantage and can introduce a reason in favor of something, as in pro-democracy or pro-immigration policies, or indicate a position of advocacy.

As a standalone noun or adjective, pro commonly designates a professional or professional-level participant. In sports, art, and many trades, “the pros” denotes paid, credentialed practitioners as opposed to amateurs. In product naming, “Pro” often signals enhanced or professional-grade features, with examples seen in cameras, software editions, and other devices.

In rhetoric, pro forms one side of an argument alongside con, indicating the affirmative position. The term also appears in phrases such as pro bono (for the public good) and pro tempore (for the time being). The precise meaning of pro depends on context and can range from advocacy to professional status.

In technology and consumer branding, “Pro” is frequently used to distinguish premium or business-oriented versions or specialized tools. While common, the label does not in itself guarantee quality, and its significance varies across industries and products.

See also: con, professional, amateur, prefix, Latin.