having a play of lustrous rainbow-like colors; "an iridescent oil slick"; "nacreous (or pearlescent) clouds looking like mother-of-pearl"; "a milky opalescent (or opaline) luster"
scenery consisting of a wooden frame covered with painted canvas; part of a stage setting
a deflated pneumatic tire
a shallow box in which seedlings are started
a musical notation indicating one half step lower than the note named
a level tract of land; "the salt flats of Utah"
commercially inactive; "flat sales for the month"; "prices remained flat"; "a flat market"
not reflecting light; not glossy; "flat wall paint"; "a photograph with a matte finish"
(of a tire) completely or partially deflated
having a relatively broad surface in relation to depth or thickness; "flat computer monitors"
having a surface without slope, tilt in which no part is higher or lower than another; "a flat desk"; "acres of level farmland"; "a plane surface"; "skirts sewn with fine flat seams"
lacking contrast or shading between tones
horizontally level; "a flat roof"
stretched out and lying at full length along the ground; "found himself lying flat on the floor"
sounded or spoken in a tone unvarying in pitch; "the owl's faint monotonous hooting"
lowered in pitch by one chromatic semitone; "B flat"
(of taxes) not increasing as the amount taxed increases
having lost effervescence; "flat beer"; "a flat cola"
open land usually with peaty soil covered with heather and bracken and moss
one of the Muslim people of north Africa; of mixed Arab and Berber descent; converted to Islam in the 8th century; conqueror of Spain in the 8th century
secure with cables or ropes; "moor the boat"
come into or dock at a wharf; "the big ship wharfed in the evening"
secure in or as if in a berth or dock; "tie up the boat"