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Definitions

reasoning

[ree-zuh-ning, reez-ning] / ˈri zə nɪŋ, ˈriz nɪŋ /
NOUN
logic, interpretation
Synonyms
STRONGEST
acumen analysis argument hypothesis inference interpretation premise proposition rationale thinking
STRONG
case cogitation concluding corollary deduction dialectics exposition generalization illation induction logistics proof ratiocination rationalizing reason syllogism thought
WEAK
apriority syllogization train of thought
Antonyms
STRONGEST
reality truth
WEAK
irrationality nonsense

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The new AI model was described as being small and fast by design, capable of reasoning through complex questions in science, math and health.

From Barron's • Apr. 8, 2026

Meta said in a blog post that Muse Spark offered “competitive performance” to models from Anthropic, Google, and OpenAI, across a range of tasks from agentic coding to multidisciplinary reasoning.

From Barron's • Apr. 8, 2026

Under Judge Rakoff’s reasoning, every privileged document drafted in Google Docs, every confidential email sent through Gmail, every sensitive legal file stored in any cloud service has been “disclosed” to the provider.

From The Wall Street Journal • Apr. 6, 2026

His team is developing neuro-symbolic AI, which combines traditional neural networks with symbolic reasoning.

From Science Daily • Apr. 5, 2026

Once her brain calculated my reasoning, she grinned.

From "Sir Fig Newton and the Science of Persistence" by Sonja Thomas