plural of elf / plural of elve

(astronomy, meteorology) an upper atmospheric optical phenomenon associated with thunderstorms, rapidly expanding disk-shaped regions of luminosity, lasting less than a thousandth of a second, which occur high above energetic cloud-to-ground lightning of positive or negative polarity

Obsolete form of elf.

Initialism of expendable launch vehicle. (an expendable spacelaunch rocket)

plural of ELV

plural of dark elf

plural of light elf

plural of half-elf

plural of machine elf

plural of wood-elf