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English Words Starting With B

10,030 entries — pick a word to see its definition, pronunciation, and usage.

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Noun Verb Adjective Adverb Plural noun Combining form Verb (transitive)Verb (intransitive)Verb (ambitransitive)

biographize
verbVery low / Extremely rare
/baɪˈɒɡ.rə.faɪz/To write a biography of someone; to turn someone's life into a biographical account.
biography
nounB2
/baɪˈɒɡ.rə.fi/A written account of someone's life, typically focusing on the significant events, experiences, and achievements of that person.
biohack
nounverb-transitiveC1-C2 / Low-frequency technical term
/ˈbaɪ.əʊ.hæk/To manipulate one's own biology, diet, or lifestyle using experimental techniques or technology to enhance physical or cognitive performance.
biohacking
nounC1
/ˈbaɪ.əʊˌhæk.ɪŋ/The practice of making deliberate, often DIY, interventions in one's own biology using technology, nutrition, or supplements to enhance physical or cognitive performance.
biohazard
nounLow Frequency
/ˈbaɪ.əʊˌhæz.əd/A biological substance or organism that poses a threat to human or environmental health, such as a pathogenic microorganism or its toxin.
bioherm
nounVery Rare
/ˈbaɪəʊˌhɜːm/A massive, mound-shaped, reef-like structure built by sedentary marine organisms, such as corals or stromatoporoids.
bioindustry
nounC1
/ˌbaɪəʊˈɪndəstri/An industry based on the commercial application of biological processes, especially biotechnology.
bioinformatics
nounC2
/ˌbaɪ.əʊ.ɪn.fəˈmæt.ɪks/The science of collecting and analysing complex biological data such as genetic codes.
bioinstrumentation
nounC1
/ˌbaɪəʊˌɪnstrʊmɛnˈteɪʃən/The design and use of instruments to measure biological data.
biokinetics
nounC2
/ˌbaɪəʊkɪˈnɛtɪks/The study of the movement of living organisms, especially the application of mechanical principles to biological movement.
bioko
nounVery Low
/biːˈəʊkəʊ/An island in the Gulf of Guinea, part of Equatorial Guinea, formerly known as Fernando Pó.
biolinguistics
nounVery Low
/ˌbaɪ.əʊ.lɪŋˈɡwɪs.tɪks/The interdisciplinary study of the biological foundations and evolution of the human capacity for language.
biologic
adjectivenounC1
/ˌbaɪ.əˈlɒdʒ.ɪk/A preparation derived from living organisms, used in medicine.
biological
adjectivenounB2
/ˌbaɪ.əˈlɒdʒ.ɪ.kəl/Relating to biology or living organisms.
biological accumulation
nounC2
/ˌbaɪ.əˌlɒdʒ.ɪ.kəl əˌkjuː.mjəˈleɪ.ʃən/The gradual build-up of a substance, especially a toxin, in the tissues of a living organism.
biological child
nounMedium
/ˌbaɪ.əˈlɒdʒ.ɪ.kəl tʃaɪld/A child who is genetically related to their parents, as opposed to an adopted, step-, or foster child.
biological clock
nounC1
/ˌbaɪəˌlɒdʒɪkəl ˈklɒk/The natural internal mechanism that regulates an organism's physiological and behavioral cycles, particularly circadian rhythms.
biological control
nounC1
/ˌbaɪ.əˌlɒdʒ.ɪ.kəl kənˈtrəʊl/The method of controlling pests using their natural enemies rather than chemical pesticides.
biological determinism
nounLow
/ˌbaɪ.əˌlɒdʒ.ɪ.kəl dɪˈtɜː.mɪ.nɪ.zəm/The theory that human behaviour, identity, and social outcomes are primarily determined by innate biological or genetic factors, rather than by social, cultural, or environmental influences.
biological engineering
nounC1
/ˌbaɪ.əˌlɒdʒ.ɪ.kəl ˌen.dʒɪˈnɪə.rɪŋ/A field of engineering that applies principles of biology and engineering to solve problems related to life sciences, such as designing medical devices, bioprocesses, or manipulating organisms.

Showing 4481–4500 of 10030 words.