immersion

immersion

(i-mer -shŏn) Entry of a celestial body into a state of invisibility during an eclipse or occultation.

Immersion

(religion, spiritualism, and occult)

Immersion is a term used to describe the Sun or the Moon as it enters an eclipse. Sometimes the term is applied to occultations.

immersion

[ə′mər·zhən]

(astronomy)

The disappearance of a celestial body either by passing behind another or passing into another's shadow.

(mathematics)

A mapping ƒ of a topological space X into a topological space Y such that for every x ∈ X there exists a neighborhood N of x, such that ƒ is a homeomorphism of N onto ƒ(N).

(science and technology)

Placement into or within a fluid, usually water.