/fɔ:θ; fɔrθ/
adv part
1 (arch 古) out from home, etc （离家等处）外出
*explorers who ventured forth to discover new lands 冒险去发现新地域的探险家.
2 (fml 文) onwards; forwards 向前; 向前方
*from that day forth 从那天起.
3 (idm 习语) and (,so on and) `so forth and other things of the kind that have already been mentioned 等, 等等（表示列举未尽）
*They discussed investments, the state of the economy and so forth. 他们讨论了投资和经济状况等问题. back and forth => back3.

adv
[Language: Old English;]
and so forth
used to refer to other things of the type you have already mentioned, without actually naming them
= et cetera
　She started telling me about her bad back, her migraines, and so forth.
[only after verb]formal
going out from a place or point, and moving forwards or outwards
　The house was still burning, pouring forth thick black smoke.
→back and forthatback¹ (11), hold forthathold¹ , put forthatput,sally forthatsally² , set forthatset¹