| effective temperature index | A composite index of environmental comfort which is compared after exposure to different combinations of air temperature, humidity, and movement. (05 Mar 2000) |
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| effectively drained | <ecology> A condition where ground or surface water has been removed by artificial means to the point that an area no longer meets the wetland hydrology criterion. (09 Oct 1997) |
| effectiveness | 1. A measure of the accuracy or success of a diagnostic or therapeutic technique when carried out in an average clinical environment.; Cf. See: efficacy. 2. The extent to which a treatment achieves its intended purpose. (05 Mar 2000) |
| effector | A molecule, chemical, or structure that regulates a pathway by increasing or decreasing the pathway's reaction rate. (09 Oct 1997) |
| effector cell | A terminally differentiated leukocyte that performs one or more specific functions. (05 Mar 2000) |
| effectual | Producing, or having adequate power or force to produce, an intended effect; adequate; efficient; operative; decisive. "Effectual steps for the suppression of the rebellion." (Macaulay) Effectual calling, a doctrine concerning the work of the Holy Spirit in producing conviction of sin and acceptance of salvation by Christ, one of the five points of Calvinism. See Calvinism. Synonym: Effectual, Efficacious, Effective. An efficacious remedy is had recourse to, and proves effective if it does decided good, effectual if it does all the good desired. See: Effect. Source: Websters Dictionary (01 Mar 1998) |
| effeminacy | Origin: From Effeminate. Characteristic quality of a woman, such as softness, luxuriousness, delicacy, or weakness, which is unbecoming a man; womanish delicacy or softness; used reproachfully of men. Source: Websters Dictionary (01 Mar 1998) |
| effeminate | 1. Having some characteristic of a woman, as delicacy, luxuriousness, etc.; soft or delicate to an unmanly degree; womanish; weak. "The king, by his voluptuous life and mean marriage, became effeminate, and less sensible of honor." (Bacon) "An effeminate and unmanly foppery." (Bp. Hurd) 2. Womanlike; womanly; tender; in a good sense. "Gentle, kind, effeminate remorse." (Shak) Effeminate and womanish are generally used in a reproachful sense; feminine and womanly, applied to women, are epithets of propriety or commendation. Origin: L. Effeminatus, p. P. Of effeminare to make a woman of; ex out + femina a woman. See Feminine. To make womanish; to make soft and delicate; to weaken. "It will not corrupt or effeminate children's minds." (Locke) Origin: Effeminated; Effeminating. To grow womanish or weak. "In a slothful peace both courage will effeminate and manners corrupt." (Pope) Source: Websters Dictionary (01 Mar 1998) |
| effeminately | 1. In an effeminate or womanish manner; weakly; softly; delicately. "Proud and effeminately gay." 2. By means of a woman; by the power or art of a woman. "Effeminately vanquished." Source: Websters Dictionary (01 Mar 1998) |
| effemination | Effeminacy; womanishness. Origin: L. Effeminatio. Source: Websters Dictionary (01 Mar 1998) |
| efferent | Moving or carrying outward or away from a central part. Refers to vessels, nerves, etc. For example: blood vessels carrying blood away from the heart or nerves carrying signals from the brain. Compare: afferent. (09 Oct 1997) |
| efferent duct | One of 12 to 14 small seminal ducts leading from the testis to the head of the epididymis. Synonym: ductulus efferens testis, vas efferens, efferent duct. (05 Mar 2000) |
| efferent ductules of testis | One of 12 to 14 small seminal ducts leading from the testis to the head of the epididymis. Synonym: ductulus efferens testis, vas efferens, efferent duct. (05 Mar 2000) |
| efferent fibres | Those fibres conveying impulses to effector tissues (muscle: smooth, cardiac or striated; or glands) in the periphery; those fibres exiting a specific cell group (i.e., efferent fibres of the basilar pons), used in reference to a cell group. (05 Mar 2000) |
| efferent glomerular arteriole | The vessel that carries blood from the glomerular capillary network to the capillary bed of the proximal convoluted tubule; collectively, these vessels constitute the renal portal system. Synonym: arteriola glomerularis efferens, vas efferens, efferent vessel. (05 Mar 2000) |