The word "logo" comes from the Greek word "λ? γο?" (logos), which can have different meanings in different contexts:

Trademark logo: In the field of business and brand, "logo" usually refers to the logo or trademark of a company, brand or organization. It is usually composed of graphics, words or their combination, which is used to represent the company or brand, so that customers can quickly identify and contact it.

logo: in a general sense, "logo" can also be used to refer to any logo or logo, not limited to trademark logo. It can be a graphic, logo or mark, which is used to represent a specific entity, organization, product or service.

logic: in some philosophical and academic fields, "logo" can refer to the concept of logical or rational thinking, that is, the process of exploring and solving problems by using reasoning, argumentation and logical methods.

generally speaking, the most common meaning of "logo" is a trademark mark, which is used to represent a brand or organization, so that people can quickly identify and associate with the corresponding entity or product.