deferent


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Related to deferent: epicycle

deferent

(def -ĕ-rĕnt) See Ptolemaic system.

Deferent

 

an auxiliary circle in the Ptolemaic geocentric system of the world, introduced to explain the complex motions of planets. It was assumed that the center of the epicycle—another auxiliary circle—moves around the circumference of the deferent, at whose center lies the earth; the planet itself moves along the circumference of an epicycle.

deferent

[′def·ə·rənt]
(astronomy)
An imaginary circle around the earth, postulated by Ptolemy, in whose circumference a celestial body or its epicycle is supposed to move.
References in periodicals archive ?
The biopsy forceps were introduced through the working channel of the endoscope to grasp the deferent duct near the caudal division of the left kidney.
Kimura stated that true crossed testicular ectopia is only if there are two distinct deferent ducts, a common duct suggesting the development of the testis from one genital ridge.
In males, the sexual structures consist of a pair of testes, efferent ductules, epididymis, deferent ducts, penis; and in young individuals, remaining oviducts (ROMER; PARSONS, 1985; HILDEBRAND, 1995).
Deforestation and land use changes in deferent slope position cause organic carbon (OC) to be decreased.
There are a lot of deferent standards and glossaries which try to define lexicon for software quality: ISO 9000, IEEE, CMMI, and GOST (for Russia)
The buss timetables across the country will be changed in a way that will not allow several busses, owned by deferent companies, to from one and the same place to one and the same destination simultaneously, thus avoiding unfair competition.
This is the venue that we fight against by organizing nonviolent protests which thought out those activities, that involves participants from deferent countries, manage to disarm the Israeli military from its tools simply because its difficult to use military force to suppress nonviolent actions but it needs a great number of soldiers to counter those protests and that cost a lot.
Investors were interested in most of the shares in deferent sectors, which
Moss finds this especially troubling because not only is the president no longer accountable to Congress, the Congress itself has become deferent and timid in face of this form of presidential power.
The ministry highlighted that the arrest of 50 wanted is based on a full coordination between deferent security units and the ministry's plan that is currently being executed in all governorates.