Antonyms of adj transparent

4 senses of transparent

Sense 1
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")

Sense 2
diaphanous, filmy, gauzy, gauze-like, gossamer, see-through, sheer, transparent, vaporous, vapourous, cobwebby -- (so thin as to transmit light; "a hat with a diaphanous veil"; "filmy wings of a moth"; "gauzy clouds of dandelion down"; "gossamer cobwebs"; "sheer silk stockings"; "transparent chiffon"; "vaporous silks")

INDIRECT (VIA thin) -> thick -- (not thin; of a specific thickness or of relatively great extent from one surface to the opposite usually in the smallest of the three solid dimensions; "an inch thick"; "a thick board"; "a thick sandwich"; "spread a thick layer of butter"; "thick coating of dust"; "thick warm blankets")

Sense 3
guileless, transparent -- (free of deceit)

INDIRECT (VIA straight) -> crooked, corrupt -- (not straight; dishonest or immoral or evasive)

Sense 4
transparent -- (easily understood or seen through (because of a lack of subtlety); "a transparent explanation"; "a transparent lie")

INDIRECT (VIA obvious) -> unobvious -- (not immediately apparent; "in mathematical science connections are exhibited which...are extremely unobvious"- A.N.Whitehead)

Similarity of adj transparent

4 senses of transparent

Sense 1
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")

Sense 2
diaphanous, filmy, gauzy, gauze-like, gossamer, see-through, sheer, transparent, vaporous, vapourous, cobwebby -- (so thin as to transmit light; "a hat with a diaphanous veil"; "filmy wings of a moth"; "gauzy clouds of dandelion down"; "gossamer cobwebs"; "sheer silk stockings"; "transparent chiffon"; "vaporous silks")
       => thin (vs. thick) -- (of relatively small extent from one surface to the opposite or in cross section; "thin wire"; "a thin chiffon blouse"; "a thin book"; "a thin layer of paint")

Sense 3
guileless, transparent -- (free of deceit)
       => straight (vs. crooked), square -- (characterized by honesty and fairness; "straight dealing"; "a square deal")

Sense 4
transparent -- (easily understood or seen through (because of a lack of subtlety); "a transparent explanation"; "a transparent lie")
       => obvious (vs. unobvious) -- (easily perceived by the senses or grasped by the mind; "obvious errors")