sagacity
C2formal, literary
Definition
Meaning
The quality of having keen mental discernment and good judgement; wisdom, especially in practical affairs.
The capacity for discerning what is true, right, or lasting; a deep understanding and foresight typically born of experience.
Linguistics
Semantic Notes
Sagacity implies a profound, seasoned wisdom often applied to decision-making. It is more than mere intelligence; it suggests practical insight and prudence. It is primarily used to describe people or their judgement.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. The word is equally formal and rare in both varieties.
Connotations
In both, it connotes a venerable, almost philosophical wisdom. It may sound slightly antiquated or elevated.
Frequency
Very low frequency in both, but somewhat more likely in formal British writing (e.g., historical or political commentary).
Vocabulary
Collocations
Grammar
Valency Patterns
the sagacity of [NP] (e.g., the sagacity of the elder)sagacity in [V-ing/NP] (e.g., sagacity in choosing allies)[Possessive] sagacity (e.g., her sagacity)with [Adjective] sagacity (e.g., with astonishing sagacity)Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “None specific. The word itself is often used in phrases like 'proverbial sagacity'.”
Usage
Context Usage
Business
Rare. Might be used in elevated contexts to describe a CEO's strategic foresight.
Academic
Found in philosophy, history, or political science texts to describe historical figures or theories of judgement.
Everyday
Extremely rare. Would sound overly formal or pretentious.
Technical
Not used in technical fields.
Examples
By Part of Speech
verb
British English
- There is no verb form for 'sagacity'. The related concept is 'to be sagacious'.
American English
- There is no verb form for 'sagacity'. The related concept is 'to be sagacious'.
adverb
British English
- She nodded sagaciously, having understood the deeper implication.
- He sagaciously pointed out the hidden risk.
American English
- The coach sagaciously called a timeout to shift the momentum.
- She sagaciously advised against the merger.
adjective
British English
- The sagacious old professor saw through their flawed argument immediately.
- Her sagacious investment choices saved the company.
American English
- The sagacious senator anticipated the political shift years in advance.
- He made a sagacious decision to diversify his portfolio.
Examples
By CEFR Level
- (Not applicable for A2 level.)
- (Rare at B1. Simpler alternative: The king was known for his great wisdom.)
- The manager's sagacity in handling the crisis impressed everyone.
- Historical novels often praise the sagacity of their heroes.
- The diplomat's sagacity was evident in her ability to foresee geopolitical consequences decades ahead.
- His reputation for sagacity meant his counsel was sought on the most complex ethical dilemmas.
Learning
Memory Aids
Mnemonic
Think of a SAGE (wise person) + CAPACITY. The 'capacity' of a sage is 'sagacity'.
Conceptual Metaphor
WISDOM IS A TOOL/WEAPON ('wielded his sagacity'), WISDOM IS DEPTH ('profound sagacity'), WISDOM IS SHARPNESS ('keen sagacity').
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid confusing with 'сага' (a saga/epic story).
- Do not directly translate as 'ум' (intellect) or 'мудрость' (general wisdom); it's closer to 'проницательность' or 'дальновидность'.
- The adjective 'sagacious' is more common than the noun in English; Russian may use the noun form more readily.
Common Mistakes
- Mispronouncing as /ˈsæɡ.ə.sɪ.ti/ (wrong stress).
- Using it in casual conversation.
- Confusing with 'sagacity' (sagging) due to similar spelling; the root is different.
Practice
Quiz
Which of the following is the BEST definition of 'sagacity'?
FAQ
Frequently Asked Questions
No, it is a formal, low-frequency word (C2 level). It is more common in written English, particularly in literary or historical contexts, than in everyday speech.
While closely related, 'sagacity' often emphasises the practical application of wisdom, especially keen perception and foresight in making decisions. 'Wisdom' is a broader, more general term for deep knowledge and good judgement.
Yes, though archaically or in literary contexts. Phrases like 'the sagacity of the fox' personify the animal, attributing to it a clever, almost human-like cunning and foresight.
The adjective is 'sagacious'. It is more frequently encountered than the noun 'sagacity'.