Englishfor English speakers
ratio
Noun
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A ratio is the comparison in size or number between two things. It is written mathx:y/math and read mathx/math to mathy/math. It is the same as the fraction math\frac {x} {y}/math.
The ratio of men's jobs to women's is 8 to 1.
But Germany now has one of the highest ratios of spending to GDP in the European Community.
The low student/teacher ratio makes this a great school.
of
Preposition
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Made using.
It is a house of cards.
dissection
Noun
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Dissection is the act of cutting something apart.
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Dissection is a minute of detailed examination or analysis