stato-, stat-, sta-, -static, -stasi, staso-, -stasis, -stasia, -stacy, -stitute, -stitution, -sist

(Latin: standing, to stay, to make firm, fixed; cause to stand, to put, to place, to put in place, to remain in place; to stand still)

gyrostat
1. A gyroscope or gyrostabilizer in which the rotating wheel is pivoted within a rigid case.
2. A modified gyroscope, consisting of a rotating wheel pivoted within a rigid case.
gyrostatic
heliostat
1. An instrument that reflects the sun's rays in a continuous beam and in various directions, and which can therefore serve as a signaling station; the device is clock-driven so that it points at all times toward the sun.
2. A system of plane mirrors that continuously adjust in angle according to the sun's position, so as to reflect a beam of solar radiation to some fixed point in space.

It is used in some forms of concentrating solar power.

hemostasis
hemostat
homeostasis
1. A state of equilibrium or a tendency to reach equilibrium, either metabolically within a cell or organism or socially and psychologically within an individual or group.
2. The ability or tendency of an organism or a cell to maintain internal equilibrium by adjusting its physiological processes.
3. The processes used to maintain such bodily equilibrium.
homoiostasis
1. A state of equilibrium or a tendency to reach equilibrium, either metabolically within a cell or organism or socially and psychologically within an individual or group.
2. The ability or tendency of an organism or a cell to maintain internal equilibrium by adjusting its physiological processes.
3. The processes used to maintain such bodily equilibrium.
humidistat
1. An instrument designed to indicate or to control the relative humidity of the air.
2. An appliance used for maintaining the vapor pressure in the air of a room or other enclosed space within set limits.
hydrostat
A device designed to regulate the height of fluid in a column, reservoir, or other container.
hydrostatic
hygrostat
hypostasis
iconostasis
1. In Eastern Christian churches, a screen or partition, with doors and many tiers of icons, that separates the sanctuary from the main body of the church.
2. The screen decorated with icons that divides the sanctuary from the nave of an Eastern Orthodox church.
impress
impression (im PRESH uhn) (s) (noun), impressions (pl)
1. A feeling or an idea which is formed without thinking about it very much: After writing his first short story, James asked his friend to read it and give his first impressions and comments about it.

Ted’s parents had a very good impression about his new girlfriend who seemed to be very friendly and courteous to them.

2. A visible representation of an item or of somebody, as in a picture: The police asked the robbery victim to give his impression of the culprit so they could try to find and arrest him or her.
3. A marking which is imprinted on the outside of something: Jane thought that the impressions of the cartoons on the coffee cups at the restaurant were very amusing.
4. The formation that is made of the teeth by having them pressed into a soft material: While Nils was at his dentist, there was an impression made of his dentures in preparation for the new tooth which was missing.
5. An effect or influence that something or someone has on another person's thoughts or feelings: First impressions are important; however, they can be misleading and inadequate for knowing what is really true.

The saleswoman's pleasantness and cheerfulness always left positive and lasting impressions on her customers.

Related word families intertwined with "to place, placing, to put; to add; to stay; to attach" word units: fix-; pon-; prosth-; the-, thes-.