Define the term 'stamp' under the Legal Metrology Act, 2009.

Section 2(t) of the Legal Metrology Act, 2009 defines "stamp" as to mean a mark, made by impressing, casting, engraving, etching, branding, affixing pre-stressed paper seal or any other process in relation to, any weight or measure with a view to- (i) certifying that such weight or measure conforms to the standard specified by or under this Act, or (ii) indicating that any mark which was previously made thereon certifying that such weight or measure conforms to the standards specified by or under this Act, has been obliterated;