| MALT | male, altered [animal]; mucosa-associated lymphoid tissue; Munich Alcoholism Test |
|---|---|
| MBC | male breast cancer; maximal bladder capacity; maximal breathing capacity; metastatic breast cancer; ... |
| M/C | male, castrated [animal] |
| MEA | male-enhanced antigen; Medical Exhibition Association; mercaptoethylamine; monoethanolamine; multipl... |
| M/F | male/female [ratio] |
| spongy part of the male urethra | The portion of the male urethra, about 15 cm in length, which traverses the corpus spongiosum. Synonym: pars spongiosa urethrae masculinae, pars cavernosa, penile urethra, spongy part of the male urethra. (05 Mar 2000) |
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| nurses, male | Nurses of the male sex. (12 Dec 1998) |
| infertile male syndrome | <syndrome> An inherited disorder of the androgen receptor protein resulting in defective androgen activity. See: Reifenstein's syndrome. (05 Mar 2000) |
| infertility, male | Inability of the male to effect conception. (12 Dec 1998) |
| internal male genital organs | The internal masculine genital organs, the testes, epididymides, deferent ducts, seminal vesicles, prostate, and bulbourethral glands. Synonym: organa genitalia masculina interna. (05 Mar 2000) |
| tuberculosis, male genital | Tuberculosis of the genitalia in men. (12 Dec 1998) |
| external male genital organs | The external masculine genital organs, the penis and scrotum. Synonym: organa genitalia masculina externa. (05 Mar 2000) |
| fertility agents, male | Compounds which increase the capacity of the male to induce conception. (12 Dec 1998) |
| urethral crest of male | A longitudinal fold on the posterior wall of the urethra extending from the uvula of the bladder through the prostatic urethra; prominent in its midportion is the seminal colliculus. Synonym: crista phallica, crista urethralis masculinae. (05 Mar 2000) |
| urologic and male genital diseases | A collective term for urinary tract diseases in male and female and diseases of the male genitalia. (12 Dec 1998) |
| urologic surgical procedures, male | Surgery performed on the male genitalia. (12 Dec 1998) |