from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The branch of philosophy that studies the nature of knowledge, its presuppositions and foundations, and its extent and validity.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The branch of philosophy dealing with the study of knowledge; theory of knowledge, asking such questions as "What is knowledge?", "How is knowledge acquired?", "What do people know?", "How do we know what we know?".
- n. A particular theory of knowledge.
from the GNU version of the Collaborative International Dictionary of English
- n. The theory or science of the method or grounds of knowledge.
from The Century Dictionary and Cyclopedia
- n. The theory of cognition; that branch of logic which undertakes to explain how knowledge is possible. Probably first used by Ferrier.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the philosophical theory of knowledge
Greek epistēmē, knowledge (from epistasthai, epistē-, to understand : epi-, epi- + histasthai, middle voice of histanai, to place, determine; see stā- in Indo-European roots) + -logy.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Ancient Greek ἐπιστήμη (epistēmē, "science, knowledge"), from ἐπίσταμαι (epistamai, "I know") + -λογία (logia, "discourse"), from λέγω (legō, "I speak"). The term was introduced into English by the Scottish philosopher James Frederick Ferrier (1808-1864). (Wiktionary)