I. noun
or lus·tre ˈləs-tər
Etymology: Middle English lustre, from Latin lustrum
Date: 14th century
: a period of five years : lustrum 2
II. noun
or lustre
Etymology: Middle French lustre, from Old Italian lustro, from lustrare to brighten, from Latin, to purify ceremonially, from lustrum
Date: circa 1522
1. : a glow of reflected light : sheen ; specifically : the appearance of the surface of a mineral dependent upon its reflecting qualities
2.
a. : a glow of light from within : luminosity
b. : an inner beauty : radiance
3. : a superficial attractiveness or appearance of excellence
4.
a. : a glass pendant used especially to ornament a candlestick or chandelier
b. : a decorative object (as a chandelier) hung with glass pendants
5. chiefly British : a fabric with cotton warp and a filling of wool, mohair, or alpaca
6. : lusterware
• lus·ter·less -tər-ləs adjective
III. verb
or lustre
( lus·tered or lus·tred ; lus·ter·ing or lus·tring -t(ə-)riŋ)
Date: 1528
intransitive verb
: to have luster : gleam
transitive verb
1. : to give luster or distinction to
2. : to coat or treat with a substance that imparts luster