Antonyms of adj crystalline

3 senses of crystalline

Sense 1
crystalline (vs. noncrystalline) -- (consisting of or containing or of the nature of crystals; "granite is crystalline")

noncrystalline (vs. crystalline) -- (not crystalline)
        => amorphous, uncrystallized, uncrystallised -- (without real or apparent crystalline form; "an amorphous mineral"; "amorphous structure")

Sense 2
crystalline -- (distinctly or sharply outlined; "crystalline sharpness of outline"- John Buchan)

INDIRECT (VIA distinct) -> indistinct -- (not clearly defined or easy to perceive or understand; "indistinct shapes in the gloom"; "an indistinct memory"; "only indistinct notions of what to do")

Sense 3
crystalline, crystal clear, limpid, lucid, pellucid, transparent -- (transmitting light; able to be seen through with clarity; "the cold crystalline water of melted snow"; "crystal clear skies"; "could see the sand on the bottom of the limpid pool"; "lucid air"; "a pellucid brook"; "transparent crystal")

INDIRECT (VIA clear) -> opaque -- (not transmitting or reflecting light or radiant energy; impenetrable to sight; "opaque windows of the jail"; "opaque to X-rays")

Similarity of adj crystalline

3 senses of crystalline

Sense 1
crystalline (vs. noncrystalline) -- (consisting of or containing or of the nature of crystals; "granite is crystalline")
       => crystallized, crystalised -- (having both internal structure and external form of a crystal; "quartz crystal is perfectly crystallized")
       => microcrystalline -- (containing crystals that are visible only under a microscope)
       => polycrystalline -- (composed of aggregates of crystals; "polycrystalline metals")

Sense 2
crystalline -- (distinctly or sharply outlined; "crystalline sharpness of outline"- John Buchan)
       => distinct (vs. indistinct) -- (easy to perceive; especially clearly outlined; "a distinct flavor"; "a distinct odor of turpentine"; "a distinct outline"; "the ship appeared as a distinct silhouette"; "distinct fingerprints")

Sense 3
crystalline, crystal clear, limpid, lucid, pellucid, transparent -- (transmitting light; able to be seen through with clarity; "the cold crystalline water of melted snow"; "crystal clear skies"; "could see the sand on the bottom of the limpid pool"; "lucid air"; "a pellucid brook"; "transparent crystal")
       => clear (vs. opaque) -- (allowing light to pass through; "clear water"; "clear plastic bags"; "clear glass"; "the air is clear and clean")