passive

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Related to passive diffusion: passive transport

passive

adj. referring to being inactive. A "passive trustee" is one who has no responsibilities other than to hold title or wait for an event which would activate the trust. "Passive income" for tax purposes includes any income in which there is no effort or active management, and is treated differently for some purposes, such as social security income limitations. It may include stock dividends, trust profits, rents with no management involvement, and interest on bank accounts.

passive

adjective acquiescent, amenable, apathetic, calm, compliable, compliant, complying, concessive, docile, dormant, duteous, dutiful, enduring, feeble, flexible, forbearant, heedless, indifferent, indolent, irresolute, lamblike, languorous, malleable, nonresisting, obedient, obeisant, obsequious, otiose, phlegmatic, pliable, pliant, quiescent, receptive, recumbent, resigned, resistless, restrained, sequacious, servile, subject, submissive, subordinate, subservient, supine, supple, tame, tractable, unassertive, undemonstrative, unopposing, unresistant, unresisting, yielding
Associated concepts: passive negligence, passive tortfeasor
See also: dormant, indolent, insensible, languid, lifeless, obedient, otiose, patient, phlegmatic, pliant, resigned, sequacious, servile, stagnant, static, stoical, torpid, unobtrusive, yielding

PASSIVE, com. law. All the sums of which one is a debtor. It is used in contradistinction to active. (q.v.) By active debts are understood those which may be employed in furnishing assets to a merchant to pay those which he owes, which are called passive debts.

References in periodicals archive ?
technologies either: rely on passive diffusion across skin membranes improving
Gas exchange is accomplished through the process of passive diffusion of oxygen and carbon dioxide across the alveolar-capillary membrane.
The authors outline the mechanisms whereby secretion, active pumping, passive diffusion or gradient diffusion at the cellular level cause nucleation on particulates, on cell surfaces, or genetically programmed precipitation in organic matrices either on or within cells.
Molecules traverse the membranes either by passive diffusion or active transport.
For example, a passive diffusion periphytometer is used to assess algal nutrient limitation and assimilation capacity in streams; this technology may be used to develop nutrient management thresholds for streams based on comprehensive measures of nutrient assimilative capacity.
A pound of moth balls spread on a carton, allowed passive diffusion into the atmosphere.
Ready Absorption: The highly lipid-soluble formulation readily penetrates skin by passive diffusion, a natural absorption process

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