Scarce, a. [Compar. Scarcer; superl. Scarcest.]
Etymology: [OE. scars, OF. escars, eschars, LL. scarpsus, for L. excerptus, p. p. of excerpere to pick out, and hence to contract, to shorten; ex (see Ex-) + carpere. See Carpet, and cf. Excerp.]
1. Not plentiful or abundant; in small quantity in proportion to the demand; not easily to be procured; rare; uncommon. You tell him silver is scarcer now in England, and therefore risen one fifth in value. Locke. The scarcest of all is a Pescennius Niger on a medallion well preserved. Addison.
2. Scantily supplied (with); deficient (in); -- with of. [Obs.] "A region scarce of prey." Milton.
3. Sparing; frugal; parsimonious; stingy. [Obs.] "Too scarce ne too sparing." Chaucer. To make one's self scarce, to decamp; to depart. [Slang]
Syn. -- Rare; infrequent; deficient. See Rare.
1 other Webster entry under this spelling
Scarce, Scarcely, adv.
1. With difficulty; hardly; scantly; barely; but just. With a scarce well-lighted flame. Milton. The eldest scarcely five year was of age. Chaucer. Slowly she sails, and scarcely stems the tides. Dryden. He had scarcely finished, when the laborer arrived who had been sent for my ransom. W. Irwing.
2. Frugally; penuriously. [Obs.] haucer.
Shades of meaning
Fernald has no entry of its own for scarce; he lists it under rare.
Where he writes about it:
To say of a thing that it is rare is simply to affirm that it is now seldom found, whether previously common or not; as, a rare old book; a rare word; to call a thing scarce implies that it was at some time more plenty, as when we say food or money is scarce. — from rare
A particular fruit or coin may be rare; scarce applies to demand and use, and almost always to concrete things; to speak of virtue, genius, or heroism as scarce would be somewhat ludicrous. — from rare