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Webster 1913 Edition

Noun.

[Cf. F.

lucidité

. See

The quality or state of being lucid.

Noun.

Brightness. [Not used.]

lucidity ‎(countable and uncountable, plural lucidities)

The property of being lucid, lucidness.
The lucidity of his answers argued against his being insane or confused.
The state of being aware that one is dreaming
The state of being in a lucid dream

property of being lucid