English Words Starting With B
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- b & w/ˌbiː ən ˈdʌbəl.juː/ (spelled out) or /ˌblæk ən ˈwaɪt/ (for full phrase)Abbreviation for 'black and white', primarily referring to monochrome photography, film, television, or printing without colour.abbreviationadjectivenounC1
- b and e/ˌbiː ənd ˈiː/The crime of breaking and entering a building with intent to commit a felony (typically theft).nounLow/Medium
- b and s/ˌbiː ənd ˈes/An abbreviation for 'bullshit', used as a noun to refer to nonsense, lies, or exaggerated talk.nounLow
- b battery/ˈbiː ˌbæt(ə)ri/A battery used in older tube-based electronic devices to provide a constant plate voltage (typically 45-90V) to the anode of a vacuum tube.nounC1 (Very Low Frequency in general, Medium in historical/niche electronics)
- b bursary/ˈbɜː.sər.i/A sum of money granted to a student, especially one based on financial need, to support their education.nounC1/C2
- b cell/ˈbiː sel/A type of white blood cell (lymphocyte) that is part of the adaptive immune system and produces antibodies.nounLow
- b chromosome/biː ˈkrəʊməsəʊm/A supernumerary or extra chromosome that is not essential for an organism's normal development and is often found in only some individuals within a population.nounRare / Very Specialized
- b complex/ˌbiː ˈkɒm.pleks/A group of water-soluble vitamins that function as essential coenzymes in cellular metabolism.nounC1
- b horizon/biː həˈraɪ.zən/The subsoil layer of soil that accumulates minerals and clay washed down from the layer above.nounC
- b list/ˈbiː ˌlɪst/A person or thing belonging to a secondary, lower-status, or less famous category, especially in entertainment.nounLow-Medium
- b lymphocyte/ˌbiː ˈlɪm.fə.saɪt/A type of white blood cell that produces antibodies to fight infection.nounC2/Technical
- b meson/ˈbiː ˈmiːzɒn/A subatomic particle composed of a bottom antiquark and either an up, down, strange, or charm quark, belonging to the meson family.nounVery Low
- b particle/ˈbiː ˌpɑː.tɪ.kəl/A hypothetical elementary particle, often used as a placeholder or example in physics discussions, particularly in quantum mechanics or particle physics.nounVery Low
- b power supply/ˈpaʊə səˌplaɪ/A device or system that provides electrical energy to operate electrical equipment.nounHigh (in technical contexts), Medium (in everyday contexts)
- b quark/ˈbiː kwɑːk/A type of elementary particle in the Standard Model of particle physics, also called a bottom quark, characterized by having a 'bottomness' quantum number and a mass approximately four times that of a proton.nounC2 (highly specialized; virtually absent from general English)
- b school/ˈbiː skuːl/A business school, typically at the undergraduate or graduate university level.nounC1/C2
- b special/ˈspeʃ.əl/Better, greater, or otherwise different from what is usual; designed or reserved for a specific purpose or person.nounHigh
- b star/stɑː/A luminous celestial body composed of gas, visible as a fixed point of light in the night sky.nounHigh (A1/A2 level vocabulary)
- b supply/səˈplaɪ/to provide or make available something that is needed or wanted.nounB1
- b'nai b'rith/bəˌneɪ ˈbriːθ/A Jewish service organization founded in 1843 in New York.nounVery low
Showing 1–20 of 10030 words.