Nb

NB

abbr.

1. New Brunswick

2. northbound

3. nota bene

The symbol for niobium.

abbr. Bible

Numbers

abbreviation for

(Cricket) no ball

the chemical symbol for

(Chemistry) niobium

abbreviation for

(Placename) New Brunswick

abbreviation for

nota bene

[Latin: note well]

1. New Brunswick, Canada.

2. nota bene.

Chem. Symbol.

niobium.

1. New Brunswick, Canada.

2. nota bene.

The symbol for niobium.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun	1.	Nb - a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium atomic number 41, niobium metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. columbium - a former name for niobium columbite, niobite - a black mineral that is an ore of niobium and tantalum
	2.	NB - 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" N.B., nota bene annotation, notation, note - a comment or instruction (usually added); "his notes were appended at the end of the article"; "he added a short notation to the address on the envelope"