Synonym of megalodontesid / (zoology) Any of the extinct bivalves in the family Megalodontidae.

(transitive, law) To annul by an authoritative act; to abolish by the authority of the maker or her or his successor; to repeal; — applied to the repeal of laws, decrees, ordinances, the abolition ...

(British) A grade of pencil with lead that makes lighter marks than a pencil grade 2H but darker marks than a pencil of grade 4H; a pencil with hard lead. / A pencil of grade 3H.

One who, or that which, wafts.