Solitaire
来自Big Physics
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early 18th century: from French, from Latin solitarius (see solitary).
wiktionary
Borrowed from French solitaire, ultimately from Latin sōlitārius. Doublet of solitary.
etymonline
solitaire (n.)
c. 1500, "widow;" 1716, "solitary person, recluse," from French solitaire, from Latin adjective solitarius "alone, lonely, isolated" (see solitary). Sense of "a precious stone set by itself" is from 1727. Meaning "card game played by one person" (usually involving bringing the shuffled cards into sequence) is first attested 1746.
