Vial (noun)

1. A small glass or plastic container, typically cylindrical and with a narrow neck, used for holding liquids.
2. A small container used for holding samples of liquids or powders.

Origin:

Late middle english: from old french, or from latin vialis "of or in a vial".

Examples:

1. The medicine came in a small vial.
2. A vial of holy water.
3. He carefully poured the liquid from the vial into the test tube.
4. She opened the vial and inhaled the fragrance.
5. The vial contained a sample of a new drug.