Long since
Long since adverb - Of the distant or comparatively distant past.
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Synonyms for Long since
Some time ago and long since are semantically related. In some cases you can replace phrase "Some time ago" with "Long since", this phrases are similar.
Some time ago
Long since and some time ago are semantically related. Sometimes you can replace phrase "Long since" with "Some time ago", this phrases are similar.
Both terms in one sentence
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Older electronic (and most especially military) technologies may well have been designed by people who are dead, coded in languages which no-one ever hears of nowadays, use electronic standards long since obsoleted and built by companies that dissolved or got eaten by other companies some time ago.
Source: Black Box
Cite this Source
Some time ago and Long since. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/long_since/some_time_ago
Long since & Some time ago. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/long_since/some_time_ago>.
Some time ago or Long since. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/long_since/some_time_ago.
