Word in America for end of bus line? (8)

I believe the answer is:

terminus

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'end of bus line?' is the definition.
'terminus' can be an answer for 'line?' (thesaurus). I'm unsure of the 'end of bus' bit.

'word in america' is the wordplay.
'word' becomes 'term' (term is a kind of word).
'america' becomes 'US' (United States).
'term'+'in'+'us'='TERMINUS'

'for' is the link.

Can you help me to learn more?

(Other definitions for terminus that I've seen before include "journey's end" , "Last stop" , "End of bus/rail route" , "bust revealed" , "Destination point" .)

I've seen this clue in The Times.

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