turb-, turbin-, turbo-, turbu- +

Haziness in the atmosphere due to aerosols; such as, dust.

If turbidity is zero, the sky has no dust, as measured by a sun photometer; which is an instrument that measures luminous intensity or brightness, luminous flux, light distribution, color, etc.; usually by comparing the light emitted by two sources, one source having certain specified standard characteristics.

A common type of turbine with axial flow through the runner blades axially to the turbine shaft.

The mixing of a sediment by the burrowing, feeding, or other activities of living organisms.

A steam turbine in which the exhaust steam is condensed and the water formed from this process then is used to supply the feedwater for the generator.

Disturbance of the soil surface by the action of freezing or of alternate freezing and thawing.

1. To interrupt the quiet, rest, peace, or order of; to unsettle.
2. To interfere with; to interrupt; to hinder: "She didn't want anyone to disturb her while she was working on her book."
3. To interfere with the arrangement, order, or harmony of; to disarrange.
4. To perplex; to trouble: to be disturbed by strange behavior.
5. To cause a disturbance to someone's sleep, rest, etc.: "We saw the sign on the door: 'Do not disturb'."

1. The act of disturbing.
2. The state of being disturbed; a commotion.
3. Something that disturbs.
4. An outbreak of disorder; a breach of public peace.
5. In meteorology: any cyclonic storm or low-pressure area, usually a small one.
6. In geology: a crustal movement of moderate intensity, somewhat restricted in area.
7. An electrical or acoustic activity that can disturb communication.
8. In archeology: the changing or altering of an archeological context by the effect(s) of an unrelated activity at a later time.

Examples include dam building, farming, and heavy construction; as well as, noncultural activities such as freeze-thaw cycles, landslides, and simple erosion. "Disturbance" is also the nonscientific removal of an artifact from its archaeological context.

Disquieted; agitated; having the settled state, order, or position which is disturbed.

1. A trouble maker who disquiets or interferes with peace and quiet.
2. Someone who causes disorders and commotions.
3. One who disturbs or disquiets; a violator of peace; one who causes tumults or disorders.
4. A person or something which excites passion or agitation.
5. Someone or anything that causes perturbation.

1. In a disturbing manner.
2. Troubling emotionally or mentally; being upset.

A steam turbine in which a portion of the working fluid is tapped between stages of the expansion process and used for purposes other than generating mechanical power.

A disturbance of the soil surface by animals; especially, by the burrowing and tunneling of gophers, mice, rabbits, etc.

1. Not easily perturbed or excited or upset.
2. Marked by extreme calm and composure.

Do not disturb.

Any of the various processes by which soil surface is disturbed; such as, the burrowing of animals.