| macropinacoid | <chemistry> One of the two planes of an orthorhombic crystal which are parallel to the vertical and longer lateral (macrodiagonal) axes. Origin: Macro- + pinacoid. Source: Websters Dictionary (01 Mar 1998) |
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| macropod | <marine biology> Any one of a group of maioid crabs remarkable for the length of their legs. Synonym: spider crab. Origin: Macro- + -pod. Source: Websters Dictionary (01 Mar 1998) |
| macropodia | Abnormally large feet. Synonym: megalopodia, pes gigas. Origin: macro-+ G. Pous, foot. (05 Mar 2000) |
| macropodous | <zoology> Having long legs or feet. Source: Websters Dictionary (01 Mar 1998) |
| macropolycyte | An unusually large polymorphonuclear neutrophilic leukocyte that contains a multisegmented nucleus (e.g., 8, 10, or more lobes); the arrangement of chromatin is less compact than in the normal neutrophil, and the cytoplasmic granules tend to be larger and more acidophilic. Such changes frequently precede significant alterations in the red blood cells, e.g., as in pernicious anaemia and certain other forms of anaemia. Origin: macro-+ G. Polys, many, + kytos, cell (05 Mar 2000) |
| macroprism | <chemistry> A prism of an orthorhombic crystal between the macropinacoid and the unit prism; the corresponding pyramids are called macropyramids. Origin: Macro- + prism. Source: Websters Dictionary (01 Mar 1998) |
| macropromyelocyte | An unusually large promyelocyte. (05 Mar 2000) |
| macroprosopia | A condition in which the face is too large in proportion to the size of the cranial vault. Synonym: megaprosopia. Origin: macro-+ G. Prosopon, face (05 Mar 2000) |
| macroprosopous | Relating to or exhibiting macroprosopia. Synonym: megaprosopous. (05 Mar 2000) |
| macropsia | Perception of objects as larger than they are. Synonym: megalopia, megalopsia. Origin: macro-+ G. Opsis, vision (05 Mar 2000) |
| macropteres | <ornithology> A division of birds; the Longipennes. Origin: NL, fr. Gr. Long + feather, wing. Source: Websters Dictionary (01 Mar 1998) |
| macropterous | <zoology> Having long wings. See: Macropteres. Source: Websters Dictionary (01 Mar 1998) |
| macropus | <zoology> Genus of marsupials including the common kangaroo. Origin: NL. See Macropod. Source: Websters Dictionary (01 Mar 1998) |
| macropyramid | <chemistry> See Macroprism. Origin: Macro- + pyramid. Source: Websters Dictionary (01 Mar 1998) |
| macrorestriction map | <molecular biology> Map depicting the order of and distance between sites at which restriction enzymes cleave chromosomes. (09 Oct 1997) |