| probilifuscins | See: bilirubinoids. (05 Mar 2000) |
|---|---|
| probiosis | An association of two organisms that enhances the life processes of both. Compare: antibiosis, symbiosis, mutualism. Origin: pro-+ G. Biosis, life (05 Mar 2000) |
| probiotic | General term for a substance that promotes the growth of microorganisms. (09 Oct 1997) |
| probiotics | Live microbial feed supplements which beneficially affect the host animal by improving its intestinal microbial balance. Antibiotics and other related compounds are not included in this definition. In humans, lactobacilli are commonly used as probiotics, either as single species or in mixed culture with other bacteria. Other genera that have been used are bifidobacteria and streptococci. (j. Nutr. 1995;125:1401-12) (12 Dec 1998) |
| probity | Tried virtue or integrity; approved moral excellence; honesty; rectitude; uprightness. "Probity of mind." Synonym: Probity, Integrity. Probity denotes unimpeachable honesty and virtue, shown especially by the performance of those obligations, called imperfect, which the laws of the state do not reach, and can not enforce. Integrity denotes a whole-hearted honesty, and especially that which excludes all injustice that might favor one's self. It has a peculiar reference to uprightness in mutual dealings, transfer of property, and the execution of trusts for others. Origin: F. Probite, fr. L. Probitas, fr. Probus good, proper, honest. Cf. Prove. Source: Websters Dictionary (01 Mar 1998) |
| problem | 1. A question proposed for solution; a matter stated for examination or proof; hence, a matter difficult of solution or settlement; a doubtful case; a question involving doubt. 2. <mathematics> Anything which is required to be done; as, in geometry, to bisect a line, to draw a perpendicular; or, in algebra, to find an unknown quantity. Problem differs from theorem in this, that a problem is something to be done, as to bisect a triangle, to describe a circle, etc.; a theorem is something to be proved, as that all the angles of a triangle are equal to two right angles. <geometry> Plane problem, a problem requiring in its geometric solution the use of a conic section or higher curve. Origin: F. Probleme, L. Problema, fr. Gr. Anything thrown forward, a question proposed for solution, fr. To throw or lay before; before, forward + to throw. Cf. Parable. Source: Websters Dictionary (01 Mar 1998) |
| problem area wetland | <ecology> A wetland that is difficult to identify because it may lack indicators of wetland hydrology and/or hydric soils, or its dominant plant species are more common of nonwetlands. (09 Oct 1997) |
| problem solving | A learning situation involving more than one alternative from which a selection is made in order to attain a specific goal. (12 Dec 1998) |
| problem-based learning | Instructional use of examples or cases to teach using problem-solving skills and critical thinking. (12 Dec 1998) |
| problem-oriented record | A system of record keeping in which a list of the patient's problems is made and all history, physical findings, laboratory data, etc. Pertinent to each problem are placed under that heading; especially useful for out-patient records of patients with multiple problems who are followed for long periods. (05 Mar 2000) |
| proboscidate | <zoology> Having a proboscis; proboscidial. See: Proboscis. Source: Websters Dictionary (01 Mar 1998) |
| proboscidea | <zoology> An order of large mammal including the elephants and mastodons. Origin: NL. See Proboscis. Source: Websters Dictionary (01 Mar 1998) |
| proboscidean | <zoology> Proboscidian. Source: Websters Dictionary (01 Mar 1998) |
| proboscidial | <zoology> Proboscidate. Source: Websters Dictionary (01 Mar 1998) |
| proboscidian | <zoology> Pertaining to the Proboscidea. One of the Proboscidea. Source: Websters Dictionary (01 Mar 1998) |