elf 的复数

[ noun ]
an acronym for emissions of light and very low frequency perturbations due to electromagnetic pulse sources; extremely bright extremely short (less than a msec) electrical flashes forming a huge ring (up to 400 km diameter) in the ionosphere
<noun.phenomenon>

Elf \Elf\ ([e^]lf), n.; pl. {Elves} ([e^]lvz). [AS. [ae]lf, ylf;
akin to MHG. alp, G. alp nightmare, incubus, Icel. [=a]lfr
elf, Sw. alf, elfva; cf. Skr. [.r]bhu skillful, artful, rabh
to grasp. Cf. {Auf}, {Oaf}.]
1. An imaginary supernatural being, commonly a little sprite,
much like a fairy; a mythological diminutive spirit,
supposed to haunt hills and wild places, and generally
represented as delighting in mischievous tricks.

Every elf, and fairy sprite,
Hop as light as bird from brier. --Shak.

2. A very diminutive person; a dwarf.

{Elf arrow}, a flint arrowhead; -- so called by the English
rural folk who often find these objects of prehistoric
make in the fields and formerly attributed them to
fairies; -- called also {elf bolt}, {elf dart}, and {elf
shot}.

{Elf child}, a child supposed to be left by elves, in room of
one they had stolen. See {Changeling}.

{Elf fire}, the ignis fatuus. --Brewer.

{Elf owl} (Zo["o]l.), a small owl ({Micrathene Whitneyi}) of
Southern California and Arizona.


Elves \Elves\, n.; pl. of {Elf}.
※ Elvish \Elv"ish\, a.
1. Pertaining to elves; implike; mischievous; weird; also,
vacant; absent in demeanor. See {Elfish}.

He seemeth elvish by his countenance. --Chaucer.

2. Mysterious; also, foolish. [Obs.]