perspicaciousness

perspicacious

[pur-spi-key-shuhs]
adjective
1.
having keen mental perception and understanding; discerning: to exhibit perspicacious judgment.
2.
Archaic. having keen vision.

Origin:
1610–20; perspicaci(ty) + -ous

perspicaciously, adverb
perspicaciousness, noun

perspicacious, perspicuous.


1. perceptive, acute, shrewd, penetrating.


1. dull, stupid.
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World English Dictionary
perspicacious (ˌpɜːspɪˈkeɪʃəs)
 
adj
1.  acutely perceptive or discerning
2.  archaic having keen eyesight
 
[C17: from Latin perspicax, from perspicere to look at closely; see perspective]
 
perspi'caciously
 
adv
 
perspicacity
 
n
 
perspi'caciousness
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

perspicacious
mid-17c., from L. perspicax "having the power of seeing through" (see perspicacity).
Online Etymology Dictionary, © 2010 Douglas Harper
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