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Related to secondary radiation: primary radiation, scatter radiation


adjective accessory, alternative, ancillary, auxiliary, collateral, contingency, derived, following, indirect, inferior, junior, less important, lesser, minor, subaltern, subordinate, subsequent, subsidiary, substitute, unessential, unimportant, vicarious
Associated concepts: secondary boycott, secondary evidence, secondary liability
See also: ancillary, circumstantial, collateral, contributory, deputy, derivative, extrinsic, immaterial, incidental, inferior, insignificant, minor, null, pendent, peripheral, plenipotentiary, replacement, slight, subaltern, subordinate, subservient, subsidiary, succedaneum, supplementary, unessential

SECONDARY, construction. That which comes after the first, which is primary: as, the primary law of, nations the secondary law of nations.

SECONDARY, English law. An officer who is second or next to the chief officer; as secondaries to the prothonotaries of the courts of king's bench, or common pleas; secondary of the remembrancer in the exchequer, &c. Jacob, L. D. h.t.

References in periodicals archive ?
2) The patient then is said to be a source of secondary radiation during the exposure and the single most important scattering object in the room.
There was evidence of heat-flash damage everywhere, and secondary radiation shadows were found 200 km from the epicenter of the blast.
Jude facility became feasible by advancing the uniform quality beam extraction and control technology from the accelerator which includes three primary benefits: (1) more accurate irradiation which can reduce the side effects to the healthy tissues surrounding the tumor compared with conventional double scattering irradiation; (2) patient-specific collimators and boluses are not necessary; and (3) proton beam usage factor is high, reducing unnecessary secondary radiation.
Tenders are invited for: Re-issue: experimental evaluation of athena charged particle background from secondary radiation and scattering in optics

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