What does mean row and what does mean col

In the context of a grid, table, or spreadsheet:

• A row is a horizontal line of cells or items. Think of it as going across.
• A col (short for column) is a vertical line of cells or items. Think of it as going up and down.

In the word search you sent, each word was found either horizontally (in a row), vertically (in a column), or diagonally.