Definition of emf

1) The electrical potential produced by a chemical reaction, or electromotive force.

db fetch() failed!

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fetch() called
SQL: SELECT term_id, term_term, term_definition, term_hitcount, term_source, created, modified FROM dictionary_terms WHERE term_term LIKE 'emf%' ORDER BY term_term ASC;
Filename: /home/chem/dbcache/db_22da5f2966238d6f94eedf2f24de2361
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fetch() called
SQL: SELECT term_id, term_term, term_definition, term_hitcount, modified, MATCH (term_term, term_definition) AGAINST ('EMF') AS score FROM dictionary_terms WHERE MATCH (term_term, term_definition) AGAINST ('EMF') ORDER BY score DESC LIMIT 7
Filename: /home/chem/dbcache/db_34879cf5e4bb0733bec30bca419d6270
getFile_ts() called
/home/chem/dbcache/db_34879cf5e4bb0733bec30bca419d6270 does not exist
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getFromDB() called