immersion

immersion

 [ĭ-mer´zhun]

1. the plunging of a body into a liquid.

2. the use of the microscope with the object and object glass both covered with a liquid.

3. a state of being deeply involved in something.

cultural immersion the process of becoming familiar with a culture by extensive questioning and by active participation in the life of the culture, a technique used in ethnographic research for gaining increased familiarity with language, sociocultural norms, traditions, and other social dimensions in a culture.

immersion foot a condition resembling trench foot occurring in persons who have spent long periods in water.

im·mer·sion

(i-mer'zhŭn),

1. The placing of a body under water or other liquid.

2. microscopy filling the space between the objective lens and the top of the cover glass with a fluid, such as water or oil, to reduce spheric aberration and increase effective numeric aperture by elimination of refractive effects that result from an air-glass interface; the best resolution is achieved when the space between the condenser lens and the specimen slide is also filled with the fluid.

[L. immergo, pp. -mersus, to dip in (in + mergo)]

immersion

/im·mer·sion/ (ĭ-mer´zhun)

1. the plunging of a body into a liquid.

2. the use of the microscope with the object and object glass both covered with a liquid.

immersion

[imur′zhən]

Etymology: L, im + mergere, to dip

the placing of a body or an object into water or other liquid so that it is completely covered by the liquid. immerse, v.

im·mer·sion

(i-mĕr'zhŭn)

1. Placing a body under water or other liquid.

2. microscopy filling space between objective lens and top of cover glass with a fluid, such as water or oil, to reduce spheric aberration and increase effective numeric aperture.

[L. immergo, pp. -mersus, to dip in (in + mergo)]

immersion

1. the plunging of a body into a liquid.

2. the use of the microscope with the object and object glass both covered with a liquid.

---

immersion chilling

method used for chilling poultry carcasses with iced water to ensure rapid cooling immediately after slaughter.

immersion foot

a condition similar to immersion foot in humans has been reported in cattle standing in cold water for days. There was erythema, edema and pain, followed by necrosis and sloughing of tissue.

immersion syndrome

vagal reflex, induced by contact with very cold water, causes cardiac arrest and death.