_ _         _ 

Grand dictionnaire terminologique (GDT) (approx. 3,000,000 entries):
https://vitrinelinguistique.oqlf.gouv.qc.ca/
Editor: Office québécois de la langue française
Since 2000: Available only on free Internet version*
*Source: https://lienmultimedia.com/spip.php?article734&debut_dossier_10DerniersArticles=288
Before 2000: $400 for CD-ROM (CD-ROM is not available anymore)
 

TERMIUM Plus (approx. 4,000,000 entries):
https://www.btb.termiumplus.gc.ca/
Editor: Translation Bureau / Bureau de la traduction
Since 2009: Available only on free Internet version*
*Source: https://fr.wikipedia.org/wiki/TERMIUM_Plus
Before 2009: approx. $500 for CD-ROM (CD-ROM is not available anymore)