1N	1-naphthol
3-PBA	phenoxybenzoic acid
5Cx-MEP	mono-ethyl phthalate
5Oxo-MEHP	mono-(2-ethylhexyl) phthalate
As	arsenic
BMI	body mass index
BPA	bisphenol A
Cd	cadmium
DAP	dialkyl phosphate
cis and trans-DCCA	cis and trans-3-2,2-dichlorovinyl-2,2-dimethylcyclopropane carboxylic acid
DDE	p,p′-diphenyldichloroethene
DDT	p,p′-dichlorodiphenyltrichloroethane
DEHP	di-(2-ethylhexyl) phthalate
Dio1	type 1 iodothyronine deiodinase
Dio2	type 2 iodothyronine deiodinase
DMP	dimethyl metabolite
EBDC	ethylene bisdithiocarbamate
EDC	endocrine-disrupting compound
ESS	euthyroid sick syndrome
fT3	free triiodothyronine
fT4	free thyroxine
GWAS	genome-wide association studies
HCB	hexachlorobenzene
HCH	beta-hexachlorocyclohexane
Hg	mercury
HPT axis	hypothalamus–pituitary–thyroid axis
MBzP	mono-benzyl phthalate
MEHP	mono(2-ethylhexyl) phthalate
MEHHP	mono (2-ethyl-5-hydroxyhexyl) phthalate
MEOHP	mono-(2-ethyl-5-oxohexyl) phthalate
MnBP	mono-n-butyl phthalate
NIS	sodium/iodide symporter
PBB	polybrominated biphenyl
PBDE	polybrominated diphenyl ether
PCB	polychlorinated biphenyl
PFAS	perfluoroalkyl substance
PFC	perfluorinated compound
PFDeA	perfluorodecanoate
PFHxS	perfluorohexane sulfonate
PFNA	perfluorononanoic acid
PFOA	perfluorooctanoic acid
PFOS	perfluorooctane sulfonic acid
PFTrDA	perfluorotridecanoic acid
POP	persistent organic pollutant
rT3	reverse triiodothyronine
T3	triiodothyronine
T4	thyroxine
tT3	total T3
tT4	total T4
TCPY	trichloro-2-pyridinol
Tg	thyroglobulin
TPO	thyroid peroxidase
TRH	thyrotropin-releasing hormone
TSH	thyroid-stimulating hormone
UAAS	arsenic adjusted for arsenobetaine
UAB	arsenobetaine
UAS	total arsenic
UDMA	dimethylarsinic acid
VDR	vitamin D receptor