Answer:
- A constituent part; element; ingredient.
- A part of a mechanical or electrical system: hi-fi components.
Physics: The projection of a vector quantity, as force or velocity, along an axis.
Physical Chemistry: One of the set of the minimum number of chemical constituents by which every phase of a given system can be described.
Mathematics: A connected subset of a set, not contained in any other connected subset of the set.
a coordinate of a vector.