| 释义 |
micr-enUK
micr-pref. Variant of micro-.EncyclopediaSeemicro-micr-enUK
micr(o)- word element [Gr.], small; also used in naming units of measurement (symbol μ) to designate an amount one millionth (10−6) the size of the unit to which it is joined, e.g., microgram.micro- , micr- (mī'krō), 1. Prefixes denoting smallness. 2. Prefix used in the SI and the metric system to signify submultiples of one-millionth (10-6) of such unit. 3. chemistry prefix to terms denoting procedures that utilize minimal quantities of the substance to be examined; for example, a drop or two in place of 1 or more mL. 4. Combining forms meaning microscopic; opposite of macro-, megalo-. [G. mikros, small] micro- , micr-1. Prefixes denoting smallness. 2. Prefixes (abbrev. mc) used in the SI and metric system to signify one millionth (10-6) of a given unit. 3. chemistry Prefix to terms denoting chemical procedures or analyses that use minimal quantities of substance to be examined; specimen materials and reagents. 4. Combining form meaning microscopic; opposite of macro-,megalo-[G. mikros, small] |