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I believe it means 'change'
The Greek letter delta is the medical symbol for change. It's a little equilateral triangle.
delta, or change in diagnosis
diagnosis
The medical symbol for therefore is the same one used in math: three dots in an equilateral triangle pattern.
The triangle symbol that means change is called the delta symbol. It is commonly used in mathematics and science to represent a change in quantity or variable.
If you mean the symbol of a triangle, in math and science a triangle stands for change in
change
The symbol that represents change is delta. (It looks like a little triangle before the unit) ..../\..... ../....\..... /____\....
The symbol is called DELTA and looks like a triangle. -----> Δ <----
If you are in a science class and you see this, then the triangle is the Roman letter "delta" and means "a change of," e.g. "a change of 20 degrees."
The Greek letter delta, which looks like a triangle.