| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
micro (ˈmaɪkrəʊ) ![]() | |
| —adj | |
| 1. | very small |
| —n , -cros | |
| 2. | microcomputer microlepidoptera microprocessor short for microwave oven |
| micro- or micr- | |
| —combining form | |
| 1. | small or minute: microspore |
| 2. | involving the use of a microscope: micrography |
| 3. | indicating a method or instrument for dealing with small quantities: micrometer |
| 4. | Compare macro- (in pathology) indicating abnormal smallness or underdevelopment: microcephaly; microcyte |
| 5. | μ denoting 10--6: microsecond |
| [from Greek mikros small] | |
| micr- or micr- | |
| —combining form | |
| [from Greek mikros small] | |
micro- or micr-
pref.
Small: microblast.
Abnormally small: microcephaly.
Requiring or involving microscopy: microsurgery.
Symbol μ One-millionth (10-6): microliter.
| micro-
A prefix that means: "small" (as in microorganism) or "one millionth" (as in microsecond). |
micro-
pref.