A4	4-androstenedione
ABP	androgen-binding protein
AcT	* acyl-testosterone
ACTH	corticotropin-[adrenocorticotropic] hormone
Ane	* androsterone [5α-androsterone]
AP	* ∆16–17-androgenic pheromones
AR	androgen receptor
ARE	androgen response element
CRH	corticotropin-releasing hormone
DHEA	dehydroepiandrosterone
DHEAS	dehydroepiandrosterone-sulfate
DHT	dihydrotestosterone
E1	estrone
E2	estradiol [17β-estradiol]
EA	* estrogenic androgens
ER	estrogen receptor
FSH	follicle-stimulating hormone
GC	glucocorticoid(s)
GH	growth hormone
GnIH	gonadotropin-inhibitory hormone
GnRH	gonadotropin-releasing hormone
GR	glucocorticoid receptor
HHA	hypothalamus–hypophysis–adrenals (axis)
HHG	hypothalamus–hypophysis–gonads (axis)
KT	* 11-keto-testosterone
KTs	* 11-oxo-androgens in general
LH	luteotropic hormone
MS	* metabolic syndrome
POCS	polycystic ovary syndrome
SARM	selective AR modulator
SERM	selective ER modulator
SHBG	sex-hormone binding globulin
T	testosterone
TAG	triacyl-glycerol(s)
TRP	transient receptor protein
TRT	testosterone-replacement therapy
11βHSDH	11β-hydroxysteroid dehydrogenase
* non-standard abbreviations/acronyms.