Includes every document whereby title to land, in Ontario, may be transferred, disposed of, charged, encumbered or affected in any way: recorded in a land registry office and includes a Crown grant, a deed, conveyance, mortgage, assignment of mortgage, certificate of discharge of mortgage, assurance, lease, release, discharge, agreement for the sale or purchase of land, caution, municipal by-law, certificate of proceedings in any court, judgment or order of foreclosure, etc.