RNAi	RNA interference
dsRNA	double-stranded RNA
siRNAs	small interfering RNAs
sRNAs	small RNAs
RISC	RNA-induced silencing complex
RITS	RNA-induced transcriptional silencing complex
ssRNA	single-stranded RNA
RdRP/Rdp	RNA-dependent RNA polymerase
PTGS	Post-transcriptional gene silencing
MSUD	Meiotic silencing of unpaired DNA
masiRNAs	MSUD-associated siRNAs
vsRNAs	virus-derived small interfering RNAs
TE	transposable elements
SCANR	spliceosome-coupled and nuclear RNAi
TUTases	terminal-uridylyl transferases
miRNAs	micro RNAs
milRNAs	microRNA-like RNAs
NCRIP	noncanonical RNAi pathway
ex-siRNAs	exonic siRNAs
rdRNAs	RdRP-dependent dicer-independent sRNAs
disiRNAs	Dicer-independent small interfering RNAs
DLDM	disiRNA loci DNA methylation
tRFs	tRNA fragments
circRNAs	circular RNAs
CLRC	cryptic loci regulator complex
H3K9me	methylation of the histone 3 lysin 9
5-FOA	5-fluoroorotic acid