Antonyms of adj illustrative

2 senses of illustrative

Sense 1
exemplifying, illustrative -- (clarifying by use of examples)

INDIRECT (VIA informative) -> uninformative -- (lacking information)

Sense 2
demonstrative, illustrative -- (serving to demonstrate)

INDIRECT (VIA instructive) -> uninstructive -- (failing to instruct)

Similarity of adj illustrative

2 senses of illustrative

Sense 1
exemplifying, illustrative -- (clarifying by use of examples)
       => informative (vs. uninformative), informatory -- (providing or conveying information)

Sense 2
demonstrative, illustrative -- (serving to demonstrate)
       => instructive (vs. uninstructive), informative -- (serving to instruct or enlighten or inform)