1) a writing, thing written
2) the Scripture, used to denote either the book itself, or its contents
3) a certain portion or section of the Holy Scripture
Part of Speech: noun feminine
Citing in TDNT: 1:749, 128
From G1125; a document, that is, holy Writ (or its contents or a statement in it): - scripture.
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root γραφή; click on the second column to search for that grammatical form of the root γραφή; click on the third column to search for that word and grammatical form; click on the total to search for the root γραφή.