is similar to
containing small amounts of other chemicals, hence slightly impure
"technical-grade sulfuric acid"
is similar to
mixed with impurities
is similar to
(used of metals) debased by mixture with an inferior element
is similar to
deriving from more than one source or style
is similar to
rendered unwholesome by contaminants and pollution
"had to boil the contaminated water"; "polluted lakes and streams"
is similar to
(of color) discolored by impurities; not bright and clear
"dirty" is often used in combination; "a dirty (or dingy) white"; "the muddied grey of the sea"; "muddy colors"; "dirty-green walls"; "dirty-blonde hair"
is similar to
not made pure
see also
having a physical or moral blemish so as to make impure according to dietary or ceremonial laws
"unclean meat"; "and the swine...is unclean to you"-Leviticus 11:3
see also
not altered from an original or natural state
"unprocessed commodities"
is an attribute of
being undiluted or unmixed with extraneous material