The proximal end of attachment of a muscle to a bone that will not be moved by the action of that muscle.
An arbitrary point on Earth's surface, chosen as the zero for a system of coordinates.
The source of a river, information, goods, etc.
The beginning of something.
Ancestry.
The point at which the axes of a coordinate system intersect.
To produce spores.
A reproductive particle, usually a single cell, released by a fungus, alga, or plant that may germinate into another.
A thick resistant particle produced by a bacterium or protist to survive in harsh or unfavorable conditions.