<B>immunochemistry, </B>noun.<DL COMPACT><DD> the science dealing with chemical relationships of immunology. noun <B>immunochemist.</B> </DL>
<A NAME="immunocompetence">
<B>immunocompetence, </B>noun.<DL COMPACT><DD> the ability to produce immunity. </DL>
<A NAME="immunocompetent">
<B>immunocompetent, </B>adjective.<DL COMPACT><DD> capable of producing or developing immunity to disease. <BR> <I>Ex. The antibody-forming cells are frequently designated as immunocompetent cells (Felix Haurowitz).</I> </DL>
<A NAME="immunocompromised">
<B>immunocompromised, </B>adjective.<DL COMPACT><DD> made vulnerable to a disease or opportunistic infection by a deficiency in the immune system. <BR> <I>Ex. The [Epstein-Barr] virus is a causative co-factor of some cancers ... in patients who are profoundly immunocompromised, e.g. by AIDS (Allen D. Allen).</I> </DL>
<A NAME="immunocyte">
<B>immunocyte, </B>noun.<DL COMPACT><DD> any cell, such as a lymphoid or plasma cell, that is a part of the mechanism of immunization. <BR> <I>Ex. The autoimmune process and the surveillance mechanism are both attributed to the same system of thymus-dependent immunocytes (New Scientist).</I> </DL>
<A NAME="immunodeficiencydisease">
<B>immunodeficiency disease,</B><DL COMPACT><DD> any disease caused by a deficiency in the immunity mechanism of the body. </DL>
<A NAME="immunodiffusion">
<B>immunodiffusion, </B>noun.<DL COMPACT><DD> a process for separating the components of an antigen-antibody complex by the diffusion of antigen and antibody solutions through a gel. </DL>
<A NAME="immunoelectrophoresis">
<B>immunoelectrophoresis, </B>noun.<DL COMPACT><DD> a process for analyzing complex proteins by separating the proteins according to their colloidal movement under the influence of an electric field and identifying each protein by its immune reaction. </DL>
<A NAME="immunoelectrophoretic">
<B>immunoelectrophoretic, </B>adjective.<DL COMPACT><DD> of or having to do with immunoelectrophoresis. </DL>
<A NAME="immunofluorescence">
<B>immunofluorescence, </B>noun.<DL COMPACT><DD> the labeling of antibodies with a fluorescent dye to reveal antigens when viewed under ultraviolet light. </DL>
<A NAME="immunofluorescent">
<B>immunofluorescent, </B>adjective.<DL COMPACT><DD> of or having to do with immunofluorescence. </DL>
<B>immunogenetic, </B>adjective.<DL COMPACT><DD> of or having to do with immunogenetics. </DL>
<A NAME="immunogenetics">
<B>immunogenetics, </B>noun.<DL COMPACT><DD><B> 1. </B>the study of the relationship between genetic factors and immunity to disease. <DD><B> 2. </B>the study of biological relationships by means of serums. </DL>
<A NAME="immunogenic">
<B>immunogenic, </B>adjective.<DL COMPACT><DD> making immune to a certain disease. </DL>
<A NAME="immunogenicity">
<B>immunogenicity, </B>noun.<DL COMPACT><DD> the property of causing immunity to a disease. </DL>
<A NAME="immunoglobulin">
<B>immunoglobulin, </B>noun.<DL COMPACT><DD> any globulin that acts as an antibody; a protein in blood plasma that confers immunity. (Abbr:) lg </DL>
<A NAME="immunohematologic">
<B>immunohematologic, </B>adjective.<DL COMPACT><DD> of or having to do with immunohematology. </DL>
<A NAME="immunohematology">
<B>immunohematology, </B>noun.<DL COMPACT><DD> the study of the immunological or antibody-producing properties of the blood. </DL>
<B>immunological, </B>adjective.<DL COMPACT><DD> of or having to do with immunology. <BR> <I>Ex. If this proves to be a consistent point of immunological difference between normal and cancer cells, the way could be opened for development of a general cancer diagnostic test (Science News Letter).</I> adv. <B>immunologically.</B> </DL>
<A NAME="immunologicalbarrier">
<B>immunological barrier,</B><DL COMPACT><DD> the rejection by the body of foreign transplanted tissue. </DL>
<A NAME="immunologicalprivilege">
<B>immunological privilege,</B><DL COMPACT><DD> a condition under which the body does not reject foreign transplanted tissue. Sites in the body and kinds of tissue may possess immunological privilege. </DL>
<B>immunology, </B>noun.<DL COMPACT><DD> the science dealing with the nature and causes of immunity from diseases. noun <B>immunologist.</B> </DL>
<A NAME="immunomodulator">
<B>immunomodulator, </B>noun.<DL COMPACT><DD> a drug used to stimulate activity of the body's immune system. <BR> <I>Ex. The class of drugs ... is called immunomodulators, meaning drugs which can modify the body's own defense system (Financial Times).</I> </DL>
<A NAME="immunopathology">
<B>immunopathology, </B>noun.<DL COMPACT><DD> the study of the pathological aspects of immunity or immunization. </DL>
<A NAME="immunoreaction">
<B>immunoreaction, </B>noun.<DL COMPACT><DD> a reaction between an antibody and the antigen of that antibody. </DL>
<B>immunosuppressant, </B>noun, adjective.<DL COMPACT><DD><I>noun </I> an immunosuppressive drug, used especially to suppress rejection of grafted or transplanted tissue. <DD><I>adj. </I> <B>=immunosuppressive.</B> </DL>
<A NAME="immunosuppression">
<B>immunosuppression, </B>noun.<DL COMPACT><DD> suppression, especially by the use of drugs or radiation, of the immunological reaction of the body to foreign substances, as to prevent the rejection of grafts or transplants by the recipient's body. <BR> <I>Ex. In order to coerce the body into accepting a donor's organ, full immunosuppression has been necessary ... , often leading, unfortunately, to fatal secondary infection (New Scientist).</I> </DL>
<A NAME="immunosuppressive">
<B>immunosuppressive, </B>adjective, noun.<DL COMPACT><DD><I>adj. </I> suppressing immunity; causing immunosuppression. <BR> <I>Ex. immunosuppressive drugs given to ... suppress organ rejection foster the rise of cancer (Science News).</I> <DD><I>noun </I> an immunosuppressive agent or drug; immunosuppressant. </DL>
<A NAME="immunotherapeutical">
<B>immunotherapeutical, </B>adjective.<DL COMPACT><DD> of or having to do with immunotherapy. </DL>
<A NAME="immunotherapy">
<B>immunotherapy, </B>noun.<DL COMPACT><DD> the treatment of disease by either the stimulation or suppression of immunological reactions. <BR> <I>Ex. Immunotherapy has been demonstrated to be effective in allergy management (Irwin J. Polk).</I> </DL>
<A NAME="immure">
<B>immure, </B>transitive verb, <B>-mured,</B> <B>-muring.</B><DL COMPACT><DD><B> 1. </B>to shut up or enclose within walls; put in prison. <DD><B> 2. </B>(Figurative.) to shut in; confine closely. <BR> <I>Ex. love ... Lives not alone immured in the brain (Shakespeare).</I> <DD><B> 3. </B>to build into or entomb in a wall. noun <B>immurement.</B> </DL>
<A NAME="immutability">
<B>immutability, </B>noun.<DL COMPACT><DD> the condition of being immutable. <BR> <I>Ex. Michelangelo shared this view of the immutability of art (Atlantic).</I> </DL>
<A NAME="immutable">
<B>immutable, </B>adjective.<DL COMPACT><DD> never changing; not changeable. <BR> <I>Ex. nature's immutable laws. She was as immutable as the Hills (Rudyard Kipling).</I> (SYN) unchangeable, unalterable, permanent. noun <B>immutableness.</B> adv. <B>immutably.</B> </DL>
<A NAME="imp">
<B>imp, </B>noun, verb.<DL COMPACT><DD><I>noun </I> <B>1. </B>a young or small devil or demon; evil spirit. <DD><B> 2. </B>a mischievous child. <BR> <I>Ex. The little imp fell asqualling, and scratching, and biting (Jonathan Swift).</I> <DD><B> 3. </B>(Archaic.) an offspring; child. <BR> <I>Ex. My imps ... hard, bold and wild, As best befits the mountain child (Scott).</I> <DD><B> 4. </B>(Obsolete.) a young shoot of a plant or tree; scion; offshoot. <DD><I>v.t. </I> <B>1. </B>in falconry: <DD><B> a. </B>to graft (feathers) in a bird's wing to improve its powers of flight. <DD><B> b. </B>to graft feathers into or on (a wing, etc.). <DD><B> 2. </B>to fasten (wings) on; equip with wings. <BR> <I>Ex. Imp'd with wings, The grubs proceed to bees with pointed stings (John Dryden).</I> <DD><B> 3. </B>to extend or enlarge; mend; repair. <DD><B> 4. </B>(Obsolete.) to graft; implant. </DL>
<A NAME="imp">
<B>IMP</B> (no periods),<DL COMPACT><DD><B> 1. </B>International Match Point (a unit of scoring used in European contract bridge tournaments). <DD><B> 2. </B>interplanetary monitoring platform. </DL>
<B>impact, </B>noun, verb.<DL COMPACT><DD><I>noun </I> <B>1. </B>a striking (of one thing against another); collision. <BR> <I>Ex. The impact of the heavy stone against the windowpane shattered the glass. The impact of the two swords broke both of them.</I> <DD><B> 2. </B>(Physics.) the single instantaneous blow of a moving body when it meets another body. <DD><B> 3. </B>(Figurative.) a forceful or dramatic effect. <BR> <I>Ex. We cannot afford to ignore the impact of a deteriorating prison system on human dignity (A. S. Alexander, Jr.).</I> <DD><I>v.t. </I> <B>1. </B>to drive or press closely or firmly into something; pack in. <DD><B> 2. </B>to come upon; hit; reach. <BR> <I>Ex. The capsule impacted the moon the day after it was launched.</I> (SYN) strike. <DD><B> 3. </B>(Figurative.) to have a forceful or dramatic effect (on). <BR> <I>Ex. The Mayor noted that if the deep cuts have to be made they would "... impact heavily on the poor" (New York Times).</I> <DD><I>v.i. </I> to strike against something with force; collide; crash. <BR> <I>Ex. "Think of that! I was examining material from a meteor that impacted on the moon!" (New Yorker).</I> noun <B>impaction.</B> noun <B>impactor.</B> </DL>
<A NAME="impactarea">
<B>impact area,</B><DL COMPACT><DD> the area within which a bomb or missile lands. </DL>
