| inoperculate | <zoology> Having no operculum; said of certain gastropod shells. Source: Websters Dictionary (01 Mar 1998) |
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| inopexia | A tendency toward spontaneous coagulation of the blood. Origin: ino + G. Pexis, fixation, + -ia (05 Mar 2000) |
| inorganic | Pertaining to substances not of organic origin. (18 Nov 1997) |
| inorganic acid | An acid made up of molecules not containing organic radicals; e.g., HCl, H2SO4, H3PO4. (05 Mar 2000) |
| inorganic chemicals | A broad class of substances encompassing all those that do not include carbon and its derivatives as their principal elements. However, carbides, carbonates, cyanides, cyanates, and carbon disulfide are included in this class. (12 Dec 1998) |
| inorganic chemistry | The science concerned with compounds not involving carbon-containing molecules. (05 Mar 2000) |
| inorganic compound | A compound in which the atoms or radicals consist of elements other than carbon and are typically held together by electrostatic forces rather than by covalent bonds; often are capable of dissociation into ions in polar solvents (e.g., H2O). Compare: organic compound. (05 Mar 2000) |
| inorganic compounds | Those compounds lacking carbon but including carbonates and cyanides. Compounds not having the organised anatomical structure of animal or vegetable life. (05 Dec 1998) |
| inorganic dental cement | A dental cement consisting usually of metallic salts or oxides which, when mixed with a specific liquid, form a plastic mass that sets. (05 Mar 2000) |
| inorganic murmur | A cardiac murmur not associated with a significant heart lesion. Synonym: innocent murmur, inorganic murmur. (05 Mar 2000) |
| inorganic phosphate | inorganic orthophosphate |
| inorganic pyrophosphatase | A phosphohydrolase catalyzing hydrolysis of inorganic pyrophosphate to two orthophosphates. (05 Mar 2000) |
| inorthography | Deviation from correct orthography; bad spelling. Source: Websters Dictionary (01 Mar 1998) |
| inosaemia | 1. The presence of inositol in the circulating blood. Synonym: fibraemia. Origin: inose + G. Haima, blood (05 Mar 2000) |
| inosamine | An inositol in which an -OH group is replaced by an -NH2 group. (05 Mar 2000) |