(ש"ע) (כימיה) ניאוביום, יסוד מעבר מתכתי רך המשמש בסגסוגות פלדה, קולומביום

(לטינית) שים לב, קח לתשומת לבך

1. הפניה ניאוביום

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Atomic Number: 41

Atomic Weight: 92.9064

Name: Niobium

Hebrew: ניוביום

Symbol: Nb

Discovery (Year): 1801

Melting Point (°C): 2468

Boiling Point (°C): 4927

Density1 (g/cm3): 8.57

¹= Density of elements with boiling points below 0°C is given in g/l

n. soft ductile metallic element used in steel alloys, columbium (Chemistry)

(Latin) take notice, mark well

n. take notice, mark well (Latin)

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Noun
1. 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"
(synonym) nota bene, N.B.
(hypernym) note, annotation, notation

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Noun
1. a soft gray ductile metallic element used in alloys; occurs in niobite; formerly called columbium
(synonym) niobium, atomic number 41
(hypernym) metallic element, metal
(hyponym) columbium
(substance-holonym) niobite, columbite

NB, nota bene (Latin); take notice, mark well

take notice, mark well (Latin)

Nb, niobium, soft ductile metallic element used in steel alloys, columbium (Chemistry)