The letters at the top of a spreadsheet are the column titles.
They are often called column headers.
All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.All three can be used as a spreadsheet. Excel is the most well known one.
worksheet
A spreadsheet is still known as a spreadsheet! In MS Windows, it could be known as Excel. Or in Linux, it could be LibreOffice Cal.
data processor
text boxes
MS Excel
The best-known spreadsheet software packages are Microsoft Excel, Lotus 1-2-3 from IBM Corporation, and Corel's Quattro Pro.
egyptian letters are known as hyroglifics.
Dazzlers is a well known designer of jewelery boxes
The letters in the Bible are known as "Epistles".... are known as Epistles.
Either *docs or docx depending on which version (year) of office you use.
The software is known as a spreadsheet.