All 3 Uses

remnant
in
War and Peace
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Next day the French army did not renew their attack, and the remnant of Bagration's detachment was reunited to Kutuzov's army.†
Chpt 2 *

remnant = a small amount that remains after the rest is gone
Pierre's attire by now consisted of a dirty torn shirt (the only remnant of his former clothing), a pair of soldier's trousers which by Karataev's advice he tied with string round the ankles for warmth, and a peasant coat and cap.†
Chpt 13
The farther they fled the more wretched became the plight of the remnant, especially after the Berezina, on which (in consequence of the Petersburg plan) special hopes had been placed by the Russians, and the keener grew the passions of the Russian commanders, who blamed one another and Kutuzov most of all.†
Chpt 15

Definitions:

(1) (remnant)
a small amount that remains after the rest is gone -- sometimes specifically of cloth
(2) (meaning too rare to warrant focus)