Definitions of document:

• noun:   anything serving as a representation of a person's thinking by means of symbolic marks
• noun:   writing that provides information (especially information of an official nature)
• noun:   a written account of ownership or obligation
• noun:   (computer science) a computer file that contains text (and possibly formatting instructions) using 7-bit ASCII characters
• verb:   support or supply with references

  Example: "Can you document your claims?"

• verb:   record in detail

  Example: "The parents documented every step of their child's development"