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refraction British & World English

The fact or phenomenon of light, radio waves, etc. being deflected in passing obliquely through the interface between one medium and another or through a medium of varying density

molar refraction British & World English

= molar refractivity.

refraction circle British & World English

= transit-circle (now historical and rare).

refraction error British & World English

An error caused by refraction; (Ophthalmology) a refractive error of the eye.

double refraction British & World English

Division of a single incident light ray or other electromagnetic wave into two separate rays in an anisotropic medium

seismic refraction British & World English

The refraction of elastic waves on passing between formations of rock having different seismic velocities

refraction profiling British & World English

Profiling of underground features by means of refraction shooting.

refraction shooting British & World English

Seismic prospecting based on the travel time of shock waves generated at the earth's surface and moving nearly parallel to the bedding on a long base line, providing information on underground geological structure on a larger scale.

angle of refraction British & World English

The angle made by a refracted ray with a perpendicular to the refracting surface