logic
noun
[ ˈlɒdʒɪk ]
• reasoning conducted or assessed according to strict principles of validity.
• "experience is a better guide to this than deductive logic"
Similar:
science of reasoning,
science of deduction,
science of thought,
dialectics,
argumentation,
ratiocination,
• a system or set of principles underlying the arrangements of elements in a computer or electronic device so as to perform a specified task.
Origin:
late Middle English: via Old French logique and late Latin logica from Greek logikē (tekhnē) ‘(art) of reason’, from logos ‘word, reason’.
-logic
combining form
• equivalent to -logical (as in pharmacologic ).
Origin:
from Greek -logikos .