3′UTR	3′ untranslated region
AGO	Argonaute
CM	conditioned media
dsRNA	double stranded RNA
endo-siRNA	endogenous siRNA
EV	extracellular vesicle
exo-siRNA	exogenous siRNA
FISH	fluorescent in situ hybridization
HFD	high fat diet
HMT	H3K9 methyltransferase
HPA	hypothalamic–pituitary–adrenal
LTR	long terminal repeat
LPD	low protein diet
MAPK	mitogen-activated protein kinase
miRNA	microRNA
Mrt	mortal germline phenotype
MSUS	maternal separation combined with unpredictable maternal stress
MZT	maternal-to-zygotic transition
NHG	nuclear RNAi-repressed heat-inducible gene
piRNA	Piwi interacting RNA
Piwi	p-element induced wimpy testis
RdRP	RNA dependent RNA polymerase
RNAe	RNA-induced epigenetic silencing
RNAi	RNA interference
SF1	superfamily one
siRNA	small interfering RNA
sncRNA	small non-coding RNA
snoRNA	small nucleolar RNA
TE	transposable element
TEI	transgenerational epigenetic inheritance
TGF-β	transforming growth factor beta
tiRNA	stress-induced transfer RNA-derived small RNA
tRF	transfer RNA-derived fragment
tRNA	transfer RNA
tsRNA	tRNA-derived small RNA
VLP	viral-like particles
WAGO	worm specific Argonaute