B

Letter

B (lower case b)

1. The second letter of the basic modern Latin alphabet.

Symbol

B

1. A blood type that has a specific antigen that aggravates the immune response in people with type A antigen in their blood. They can receive blood from type B or type O, but cannot receive blood from AB or A.
2. (chemistry) The chemical element boron.
3. Eleven, especially used in the base more than ten, such as duodecimal, hexadecimal, vigesimal and so on.
   • The equivalent numbers of decimal 1611 are duodecimal B23, hexadecimal 64B, vigesimal 40B and so on.
4. (biochemistry) As an IUPAC code for amino acids, aspartic acid or asparagine.
5. (physics) A magnetic flux density.
6. (linguistics) A wildcard for a labial consonant
7. (finance) Long-term bond credit rating by S&P Global Ratings and Fitch Ratings, indicating that a bond is highly speculative with high risk of default.
8. (clothing) Bra cup size.

Gallery

• Letter styles
• Uppercase and lowercase versions of B, in normal and italic type
• Uppercase and lowercase B in Fraktur
• B in uncial script

Pronunciation

• (phoneme) IPA: /b/
• (letter name) IPA: /biː/

Letter

B (upper case, lower case b, plural Bs or B's)

1. The second letter of the English alphabet, called bee and written in the Latin script.

Number

B (upper case, lower case b)

1. The ordinal number second, derived from this letter of the English alphabet, called bee and written in the Latin script.

Noun

B

1. (cricket) the number of balls faced by a batsman
2. The quantity one billion (1,000,000,000), usually used to signify a sum of money
   • $2.8 B — “two point eight billion dollars” (i.e., $2,800,000,000)
3. (Britain) The grade of pencil that makes darker marks than grade HB but lighter marks than grade 2B; a pencil with soft lead.
4. (chess) Bishop
5. (music) Bass.
6. (immunology) a B cell.

Suffix

B

1. (stenoscript) a suffix -(V)ble (-ible, -able.)

Noun

B (plural Bs)

1. A personality type of someone who is relaxed and easygoing and able to engage in leisure activities without worrying about work.
2. An academic grade, better than a C and worse than an A
3. Signifies a second-tier or second class of a given commodity, group, or category, as in B-movie, B-list, etc.
   • The television studio revived some of its B characters for the spinoff.
4. Alternate or secondary part, as the back side of a phonograph record. Contrasted with A, which is the primary part.
5. (music) The seventh note in the C major scale.

Symbol

B

1. (computing) byte

Proper noun

B

1. (computer languages) A programming language from which C is derived.

Letter

B

1. The second letter in the Afar alphabet.

Pronunciation

• (letter name): IPA: /bɪə/

Letter

B (upper case, lower case b)

1. The second letter of the Afrikaans alphabet, written in the Latin script.

Noun

B (plural B's, diminutive B'tjie)

1. B

Letter

B upper case (lower case b)

1. The second letter of the Azerbaijani alphabet, written in the Latin script.

Pronunciation

• IPA: /be/, [be̞]

Letter

B (upper case, lower case b)

1. The second letter of the Basque alphabet, called be and written in the Latin script.

Letter

B

1. The second letter of the Blagar alphabet, written in the Latin script.

Pronunciation

• IPA: /be/

Letter

B (upper case, lower case b)

1. The second letter of the Catalan alphabet, written in the Latin script.

Pronunciation

• IPA: /b/, (coda) [p]

Letter

B

1. A letter in the German-based alphabet of Central Franconian.
2. A letter in the Dutch-based alphabet of Central Franconian.

Pronunciation

Noun

B

1. (Mandarin, chiefly Internet slang) Alternative form of 屄 (bī).

Pronunciation

Noun

B

1. (Cantonese) baby (Classifier: 個／个 c)
   • 喂，睇住個B啊！／喂，睇住个B啊！ [Cantonese]  ―  wai³, tai² zyu⁶ go³ bi¹ aa³! [Jyutping]  ―  Hey, look after the baby!

Pronunciation 1

Pronunciation 2

Pronunciation

• IPA: /beː/

Letter

B

1. B (the 2nd letter in the Czech alphabet)

Noun

B

1. (music) B flat

Pronunciation

• IPA: /beː/

Letter

B (upper case, lower case b)

1. The second letter of the Dutch alphabet, written in the Latin script.

Pronunciation

• (letter name): IPA: /bo/
• (phoneme): IPA: /b/
• Homophone (letter name): bo-

Letter

B (upper case, lower case b)

1. The second letter of the Esperanto alphabet, called bo and written in the Latin script.

Pronunciation

• (letter name, bee): IPA: /ˈb̥eː/, [ˈb̥eː]
• (phoneme): IPA: /ˈb̥/, [ˈb̥]

Letter

B (upper case, lower case b)

1. The second letter of the Estonian alphabet, called bee and written in the Latin script.

Letter

B (upper case, lower case b)

1. The second letter of the Finnish alphabet, called bee and written in the Latin script.

Noun

B

1. Abbreviation of lubenter approbatur.

Letter

B (upper case, lower case b)

1. The second letter of the Galician alphabet, written in the Latin script.

Pronunciation

• IPA: /beː/

Letter

B (upper case, lower case b)

1. The second letter of the German alphabet, called be and written in the Latin script.

Noun

B n (strong, genitive B, no plural)

1. (music) B-flat

Alternative forms

• b (in music)

Pronunciation

• (phoneme): IPA: [ˈb]
• (letter name): IPA: [ˈbeː]

Letter

B (upper case, lower case b)

1. The third letter of the Hungarian alphabet, called bé and written in the Latin script.
2. (music) Alternative form of b (“B-flat, B♭”, the 11th note of the C chromatic scale)

Pronunciation

• IPA: /b/

Letter

B (lower case b)

1. The second letter of the Ido alphabet, written in the Latin script.

Pronunciation

• (letter name): IPA: /be/
• (phoneme): IPA: /b/

Letter

B (upper case, lower case b)

1. The second letter of the Indonesian alphabet, written in the Latin script.

Pronunciation

• (phonemic realization) IPA: /b/

Letter

B f or m (invariable, upper case, lower case b)

1. The second letter of the Italian alphabet, called bi and written in the Latin script.

Pronunciation

• IPA: /b/

Letter

B (upper case, lower case b)

1. The second letter of the Kalo Finnish Romani alphabet, written in the Latin script.

Pronunciation

• IPA: [b]

Letter

B (upper case, lower case b)

1. The third letter of the Latvian alphabet, called bē and written in the Latin script.

Pronunciation

• (Name of letter) IPA: [bi]
• (Phoneme, Syllable initial) IPA: [b]
• (Phoneme, Syllable final) IPA: [p̚]

Letter

B

1. The second letter of the Malay alphabet, written in the Latin script.

Letter

B (upper case, lower case b)

1. The second letter of the Maltese alphabet, written in the Latin script.

Alternative forms

• b

Pronunciation

• (letter name): IPA: /beː/
• (phoneme): IPA: /b/
• Hyphenation: B
• Homophones: b, be

Letter

B (lower case b)

1. The second letter of the Norwegian Bokmål alphabet, written in the Latin script.

Noun

B m (definite singular B-en, indefinite plural B-er, definite plural B-ene)

1. the letter B, the second letter of the Norwegian alphabet
2. Denoting the second, or number two, on a scale, order or degree.
   • B-post, B-lag, blodtype B, energiklasse B ― B-post, B-team, blood type B, energy class B
   • øl i klasse B ― beer with 0.7–2.75 volume percent alcohol
   • førerkort klasse B ― driving license class B
   • plan B ― plan B
3. the second highest grade in a school or university using the A-F scale
   • få B til eksamen

     • receive an B on an exam
4. (music) the tone h lowered by half a step
   • B-dur og B-moll

     • B major and B minor
   • stemt i B ― tuned so that a C on the instrument sounds like B in the normal scale
5. (music) a B-flat (sign indicating that the following note is to be lowered by half a step)
6. Abbreviation of bass (“bass”).
7. (physics) symbol for bel (“bel”)
8. (chemistry) symbol for bor (“boron”)

Anagrams

• b

Pronunciation

• (phoneme): IPA: /b/

Letter

B (upper case, lower case b)

1. The second letter of the Nupe alphabet, written in the Latin script.

Pronunciation

• IPA: /bɛ/

Letter

B (upper case, lower case b)

1. The third letter of the Polish alphabet, called be and written in the Latin script.

Letter

B (upper case, lower case b)

1. The second letter of the Portuguese alphabet, written in the Latin script.

Pronunciation

• IPA: /b/

Letter

B (upper case, lower case b)

1. The second letter of the Romani alphabet, written in the Latin script.

Pronunciation

• IPA: /b/

Letter

B (upper case, lower case b)

1. The fourth letter of the Romanian alphabet, called be or bî and written in the Latin script.

Proper noun

B

1. Abbreviation of București, the capital city of Romania.

Pronunciation

• IPA: /pʼ/

Letter

B

1. The fourth letter of the Saanich alphabet, written in the Latin script.

Pronunciation

• (phoneme) IPA: /b/

Letter

B (lower case b)

1. The third letter of the Skolt Sami alphabet, written in the Latin script.

Pronunciation

• (phoneme): IPA: /b/, [p], [b̪]
• (letter name): IPA: /bə́/, /bèː/, /béː/

Letter

B (upper case, lower case b)

1. The second letter of the Slovene alphabet, written in the Latin script.
2. The third letter of the Resian alphabet, written in the Latin script.
3. The second letter of the Natisone Valley dialect alphabet, written in the Latin script.

Symbol

B

1. (SNPT, not allowed to be in lower case) Phonetic transcription of sound [b̪].

Noun

B m inan

1. The name of the Latin script letter B / b.

Derived terms

Pronunciation

• (phoneme): IPA: /b/
• (letter name): IPA: /ba/

Letter

B upper case (lower case b)

1. The second letter of the Somali alphabet, called ba and written in the Latin script.

Letter

B (upper case, lower case b)

1. The second letter of the Spanish alphabet, called be and written in the Latin script.

Letter

B (upper case, lower case b)

1. the second letter of the Swedish alphabet

Symbol

B

1. (SAB) general and miscellaneous
   • Meronyms: Ba, Bb, Bd, Be, Bf, Bg, Bh, Bi, Bk, Bl, Br, Bs, Bt, Bu, Bv
2. (zoning) Area reserved for bostäder (“residential etc.”).
   • Holonym: kvartersmark

Adjective

B

1. indication of being of lesser rank, less successful
   • Antonym: A
2. (colloquial) low-quality, shoddy, bad
   • Dialogen i filmen är rätt B

     • The dialogue in the movie is pretty janky

Noun

B

1. an academic grade, better than a C and worse than an A
   • Coordinate terms: A, B, C, D, E

Pronunciation

• Hyphenation: B
• (letter name, Filipino alphabet): IPA: /bi/, [bɪ]
• (letter name, Abecedario): IPA: /be/, [bɛ]
• (letter name, Abakada alphabet): IPA: /ˈba/, [ˈbɐ]
• (phoneme): IPA: /b/, [b]

Letter

B (upper case, lower case b, Baybayin spelling ᜊᜒ)

1. The second letter of the Tagalog alphabet (Filipino alphabet), called bi and written in the Latin script.
2. (historical) The second letter of the Tagalog alphabet (Abecedario), called be and written in the Latin script.

Letter

B (upper case, lower case b, Baybayin spelling ᜊ)

1. The second letter of the Tagalog alphabet (Abakada alphabet), called ba and written in the Latin script.

Letter

B (upper case, lower case b)

1. The second letter of the Turkish alphabet, called be and written in the Latin script.

Pronunciation

• (Hà Nội) IPA: [ʔɓe˧˧], [ʔɓe˧˧ ʔɓɔ˨˩], [ʔɓəː˨˩]
• (Huế) IPA: [ʔɓej˧˧], [ʔɓej˧˧ ʔɓɔ˦˩], [ʔɓəː˦˩]
• (Hồ Chí Minh City) IPA: [ʔɓej˧˧], [ʔɓej˧˧ ʔɓɔ˨˩], [ʔɓəː˨˩]
• Phonetic: bê, bê bò, bờ

Letter

B (lower case b)

1. The fourth letter of the Vietnamese alphabet, called bê, bê bò, or bờ and written in the Latin script.

Pronunciation

• (standard) IPA: /biː/
  • (informal) IPA: /bə/

Letter

B (upper case, lower case b)

1. The second letter of the Welsh alphabet, called bi and written in the Latin script. It is preceded by A and followed by C.

Mutation

• B at the beginning of words mutates to F in a soft mutation, to M in a nasal mutation and is unchanged by aspirate mutation, for example with the word Bangor (“Bangor”):

Pronunciation

• (phoneme): IPA: /b/
• (letter name): IPA: /bí/

Letter

B (upper case, lower case b)

1. The second letter of the Yoruba alphabet, called bí and written in the Latin script.

Letter

B (upper case, lower case b)

1. The second letter of the Zulu alphabet, written in the Latin script.