-or; -our (primarily British)

(Latin: a suffix; state of, result of; he who, that which)

A suffix that forms nouns. British spelling is usually -our.
sculptor, sculpture, sculpture
sculptor (SKUHLP tuhr) (noun)
An artist who produces work by carving a material; such as, wood, stone, etc.: The sculptor has an exhibit of her work in the local gallery.
sculpture (SKUHLP chuhr) (verb)
To create works of art out of hard materials: Mary tried to sculpture a toy out of a single piece of wood.
sculpture (SKUHLP chuhr) (noun)
A work of art that is three dimensional: The sculpture of King Tut at the gallery was incredibly tall and beautiful.

The local sculptor created a magnificent sculpture for the new municipal building.

senator (s) (noun), senators (pl)
1. An elected or appointed member of the upper house of a bicameral form of government: There will be ten senators running for re-election to the U.S. Senate in the summer.
2. The members of a governing body at a university: The educational senators agreed with the students’ demand for more classes.
sensor (s) (noun), sensors (pl)
1. A tool or a device that responds to a physical stimulus and produces an electronic signal: Sensors are increasingly being combined with RFID tags (Radio Frequency Identification tags) to detect the presence of a stimulus at an identifiable commercial location by using radio waves.

Some libraries use sensors at their exits in order to make sure that no one is taking materials away without making proper check outs.

2. Any detection instrument that is used to determine temperature, moisture, radiation, light, distance, or motion: There are all kinds of sensors which are being utilized to gain information that is essential for the well-being of humanity.
sopor (s) (noun), sopors (pl)
A profoundly or unnaturally deep sleep: When a person has a sopor, he or she has a pathological condition of unnaturally deep sleep.

In certain contexts, sopor can also mean "lethargy" and not actual sleep.

1. One of the class of low-β, low-density, quasi-steady-state closed devices (like Tokamak) used in studying production of electric power by fusion.

A Tokamak is an experimental doughnut-shaped nuclear reactor for producing fusion using an electric current and a magnetic field to heat and to contain a gaseous plasma.

2. Etymology of Tokamak is from the mid-20th century from the Russian, contraction of toroidal'naya kamera s aksial'nym magnitnym polem, "toroidal chamber with axial magnetic field".
sponsor (s) (noun), sponsors (pl)
stipulator (s) (noun), stipulators (pl)
1. Someone who specifies or arranges a covenant: Mr. Jackson, the stipulator, made a decision with the auto dealer for a date of payment and a price for the car.
2. Those who guarantee or promise (something) in an agreement with another person, organization, etc.: The stipulators arranged a written contract with the bank to pay the loan no later than two years from the date they were signing the agreement.
stupor (s) (noun), stupors (pl)
1. The partial or nearly complete unconsciousness, manifested by the subject's responding only to vigorous stimulation: Stupor, lethargy, and insensibility can be the results of the consumption of drugs or of alcoholic drinks.
2. A disorder or condition marked by reduced responsiveness caused by stress or shock: After hearing about the terrible car accident in which her daughter was killed, Jane was in a complete stupor and totally traumatized.
3. Etymology: from Latin stupere, "to be amazed or stunned" or "to be struck senseless".
A physical condition in which the person may have decreased senses.
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1. A salty fluid secreted by sweat glands: "You could see the sweat pour off his face."
2. Perspiration, sweat.
suitor (s) (noun), suitors (pl)
1. Men or a man who is especially interested in a particular woman: "Jeanine was a young woman who had many suitors who wanted to have her as a wife."
2. A company that wants to buy another company: "Vaughn and his friends were trying to buy a controlling interest in the drug company."
1. An engineer who determines the boundaries and elevations of land or structures.
2. Someone who conducts a statistical survey.
3. Someone whose occupation is taking accurate measurements of land areas in order to determine boundaries, elevations, and dimensions.