TM 5-4320-306-10
1-6. GLOSSARY (Continued)
Legible
Capable of being read. A legible nameplate can be read; an illegible plate cannot.
Malfunction
Occurs when a unit fails to operate normally.
Manufacturer
The company which makes an item or piece of equipment for sale.
Materiel
Equipment, apparatus, and supplies of an organization such as an army.
Obstruction
An obstacle.
Pivot
A short rod or shaft about which a related part rotates; the act of turning on or as if on a
pivot.
Port
A threaded hole through which fluid may pass, or pressure may be measured. Ports on
the pump are used to connect hoses, and to measure pressure.
Prime
The act of introducing a liquid into a pump to increase the pump's ability to overcome
negative head pressure.
Recommendations
Suggestions for change; advice given usually to make an improvement.
Require
To demand or need.
Respiration
The process of breathing; inhaling and exhaling.
Scope
The extent of an activity or concept; the amount of information covered as in a book.
Specific Gravity
Ratio of the weight of a liquid to the weight of an equal volume of water. Specific gravity
of water is 1.
Symptom
The external sign or indication of a condition.
Tiedown
Strap or fastening device used to hold an object in position.
Valve
A device used to control the flow of a fluid.
Vapor
The gaseous form of any substance which is usually a liquid; vapors are present in the
air around the substance.
Ventilate
To provide with a source of fresh or uncontaminated air.
Visual
Visible; detected by the unaided eye.
Volute
Housing into which impeller discharges water.
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