1. nota bene, NB, N.B., note, annotation, notation
usage: a Latin phrase (or its abbreviation) used to indicate that special attention should be paid to something; "the margins of his book were generously supplied with pencilled NBs"
Noun
1. nota bene, NB, N.B., note, annotation, notation
usage: a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium