The word "decompose" generally means to break down into smaller parts or components. It is used in different contexts:
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In science (biology/chemistry):
To break down organic matter into simpler substances, often by bacteria or fungi. For example, leaves decompose when they rot. -
In mathematics:
To break down a complex object (like a number, function, or matrix) into simpler parts. For example, decomposing a number into its prime factors. -
In general use:
To separate something into its basic elements or parts.
If you want, I can give examples or explain the meaning in a specific context!