| macrodont | <zoology> Having large teeth. A macrodont animal. Origin: Macro- + Gr, a tooth. Source: Websters Dictionary (01 Mar 1998) |
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| macrodontia | Macrodontism The state of having abnormally large teeth. Synonym: megadontism, megalodontia. (05 Mar 2000) |
| macrodystrophia lipomatosa | A rare nonfamilial disease characterised by enlargement of the fingers by lipomas, with painful degenerative arthropathy of the metacarpophalangeal and interphalangeal joints. (05 Mar 2000) |
| macrodystrophic lipomatosis | <radiology> Focal gigantism, usually in the 2nd and 3rd digits in the hand, may see increased fat in the soft tissues, bone & soft-tissue overgrowth (12 Dec 1998) |
| macroelements | Inorganic nutrients needed in relatively high daily amounts (i.e., more than 100 mg per day) e.g., calcium, phosphorus, sodium, etc. Synonym: macrominerals. (05 Mar 2000) |
| macroencephalon | Synonym: megaloencephalon. Origin: macro-+ G. Enkephalos, brain (05 Mar 2000) |
| macroerythroblast | A large erythroblast. Synonym: macronormochromoblast. (05 Mar 2000) |
| macroerythrocyte | <haematology> Abnormally large red blood cell, numerous in pernicious anaemia. (27 Jan 1998) |
| macroesthesia | A subjective sensation that all objects are larger than they are. Origin: macro-+ G. Aisthesis, sensation (05 Mar 2000) |
| macroevolution | Evolution on a species level (speciation and extinction) and at higher taxonomic classifications (appearance and disappearance of genuses, families, orders, etc.). (09 Oct 1997) |
| macrofarad | <physics> See Megafarad. Origin: Macro- + farad. Source: Websters Dictionary (01 Mar 1998) |
| macrofauna | Animals large enough to be seen with the naked eye. (09 Oct 1997) |
| macrofollicular adenoma | <tumour> A follicular adenoma of the thyroid, composed of large follicles containing colloid. Synonym: macrofollicular adenoma. (05 Mar 2000) |
| macrogamete | The female element in anisogamy; it is the larger of the two sex cells, with more reserve material, and usually nonmotile. Synonym: megagamete. Origin: macro-+ G. Gamete, wife (05 Mar 2000) |
| macrogametocyte | The female gametocyte or mother cell producing the female or macrogamete among fungi or protozoa that undergo anisogamy. Synonym: macrogamont. (05 Mar 2000) |