| male chromosome complement | The large majority of males have a 46, xy chromosome complement (46 chromosomes including an x and a y chromosome). A minority of males have other chromosome constitutions such as 47,xxy (47 chromosomes including two x chromosomes and a y chromosome) and 47,xyy (47 chromosomes including an x and two y chromosomes). (12 Dec 1998) |
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| male gonad | <anatomy> One of the two male reproductive glands located in the cavity of the scrotum. The testes produce sperm and male sex hormones. (13 Nov 1997) |
| male hermaphroditism | More correctly designated as male pseudohermaphroditism, as the term is commonly used; however, it may designate an instance of true hermaphroditism in which overt bodily characteristics are predominantly male. (05 Mar 2000) |
| male homosexuality | Erotic predisposition, or activity, including sexual congress, between two men, past the age of puberty. (05 Mar 2000) |
| male hypogonadism | A state in which testes are present but fail to function normally; may be of gonadal or pituitary origin. Synonym: eunuchism, male hypogonadism. Hypergonadotropic eunuchoidism, eunuchoidism of gonadal origin, commonly accompanied by enhanced levels of pituitary gonadotropins in the blood and urine, as in Klinefelter's syndrome. (05 Mar 2000) |
| male infertility | <radiology> Low sperm count, decreased motility/morphology, autoimmunity (12 Dec 1998) |
| male pattern alopecia | The most common form of androgenic alopecia, seen in men as receding frontal and bilateral triangular temple hair lines, and a balding patch on the vertex, which may progress to complete alopecia. Synonym: male pattern baldness. (05 Mar 2000) |
| male pattern baldness | The most common form of androgenic alopecia, seen in men as receding frontal and bilateral triangular temple hair lines, and a balding patch on the vertex, which may progress to complete alopecia. Synonym: male pattern baldness. (05 Mar 2000) |
| male pseudohermaphroditism | Pseudohermaphroditism in which the gonads are male and the karyotype is XY but with genital anomalies. (05 Mar 2000) |
| male sterility | The inability of the male to fertilise the ovum; it may or may not be associated with impotence. (05 Mar 2000) |
| male urethra | A canal about 20 cm in length opening at the extremity of the glans penis; it gives passage to the spermatic fluid as well as the urine. Synonym: urethra masculina, urethra virilis. (05 Mar 2000) |
| male-odour | See Malodor. Source: Websters Dictionary (01 Mar 1998) |
| male-spirited | Having the spirit of a male; vigorous; courageous. Source: Websters Dictionary (01 Mar 1998) |
| maleate | <chemical> The ion from maleic acid, often used in biological buffers. (18 Nov 1997) |
| maleate isomerase | <enzyme> Converts maleate to fumarate; amino acid sequence sourced from from alcaligenes faecalis. Registry number: EC 5.2.1.1 Synonym: maleate cis-trans-isomerase (26 Jun 1999) |