Indigo to Insidious

Indigo: A blue dyeing material from the plant Indigofera tinetoria ; a double indole derivative synthesized frQm aniIine and chloroacetic acid.
Indole: A heterocyclic compound, M.W. 117.14, obtained from coal tar, with unpleasant odour ; used as a chemical reagent and in perfumery.
Indolent: Causing little pain.
Indomethacin: A non-steroidal anti-inflammatroy agent, used to treat arthritis, as an anti-inflammatory and analgesic agent.
Induction: (1) The act of inducing or causing to occur. (2) The appearance of an electric current in a body due to presence of another electric current.
Induration: The process of hardening or firm, e.g., tissue hardening.
Inert: Having no action; not reacting with other elements.
Infant: A young child under the age of two.
Infantilism: A condition in which the characters of childhood persists into adult life.
Infarct: An area of coagulation necrosis in a tissue due to local ischemia when artery is suddenly
blocked.
Infarction: The formation of an infarct.

Infection : Invasion and multiplication of microorganisms in body tissue.
Infectious: Caused by or capable of being communicated by invasion of micro-organism.
Infestation: Parasitic attack on the skin as by insects, mites or ticks. Infiltrate: Material deposited by infiltration.
Infiltration: The diffusion or accumulation in a tissue or cell of substances not normal to it.
. - Calcareous infiltration: A deposit of lime and magnesium salts in the tissue.
- Cellular infiltration: The migration and accumulation of cells within the tissues.
- Fatty infiltration: A deposit of
fat in the tissues.
Infirmary: A place where sick persons are treated.
Infirmity: A weak state of the body or mind.
Inflammation: A localized protective response elicited by injury or destruction of tissues, causing redness, heat, pain and swelling.
Inflate: To discend with air or gas; having a cavity within.
Inflation: Distension by a gas or liquid. (1) A reproductive shoot composed of or bearing a number of shoots of limited growth. (2) An arrangement of flowers on a stem. (3)
A cluster of resproductive organs in bryophytes.
Influenza: An acute vital infection involving the respiratory tract causing inflammation of the nasal

Infolding: Enclosing within a fold.
Infra: (1) A prefix meaning below or beneath. (2) The region of the electromagnetic spectrum including wavelength from 0.78 micron to 330 microns.
Infraction: Incomplete fracture of a bone with displacement. Infrared: Thermal radiation of wavelength beyond the red end of visible spectrum.
Infusion: (1) The steep ofa substance in water to obtain its medicinal principles. (2) Preparation of vegetable drugs by steeping them in water and staining.
Ingestant: A substance thattaken by the mouth.
Ingestion: Administration into
stomach by oral route. .
Inhalation: (1) The drawing of air into the lungs. (2) Any drug. administered by the nasal route. Inheritance: The transfer of
characters from parents to offsprings. Inhibition: Arrest or restraint of a process effected by nervous influence.
Inhibitor: Any substance that interferes with a chemical reaction. Initiator: An agent used to start the polymerization of a monomer.
Injection: (1) The act of forcing a liquid into a part. (2) A substance that causes microorganisms to grow at a slower rate than normal.
Inoculate: To cominunicate a disease by inserting its etiologic agent.

Inoculation: Introduction of microorganisms, infective material, serum, etc. into tissues of living plants and animals.
Inoculum: The substance used in inoculation. .. Inorganic: Not of organic origin. Inosemia ; An excess of fibrin i~ the blood.
Inosine: A nucleoside, xanthine, ~-D-ribofuranoside, an intermediate in animal purine metabolism. Inositol: A sugar like vitamin of the B complex, found in many plant and
animal tissues.
. .
Ibosituria : The occurrence of
inositol in the urine.
Inotripic : Affecting the force or energy of muscular contIaction.
- Negatively inotropic :
Weakening the force of mus~lar contraction.
- Positively inotropic: Increasing
the . strength of muscular
contraction.
Insanity: Disorder due to which a person lacks criminal responsi~ility for a crime.
Inscription: The main part of a prescription which indicates the drugs and their quantities used in a. mixture.
Insecticide: Any substance poisonous to insects. Insectifuge: A preparation that repels insects.
Insidious: Coming on in a stealthy manner; of gradual and subtle development.
In situ: In the natural or normal place.