English Words Starting With O

• oban

  nounVery low
  /ˈəʊbæn/A gold coin used in early modern Japan.
• obasanjo

  nounVery Low (Proper Noun)
  /ˌɒbəˈsændʒəʊ/A proper noun referring to Olusegun Obasanjo, a former military leader and civilian president of Nigeria.
• obbligato

  adjectivenounC2
  /ˌɒblɪˈɡɑːtəʊ/(In music) a persistent, independent, often virtuosic instrumental line or part, originally considered essential and obligatory to the composition.
• obcompressed

  nounExtremely low
  /ˌɒbkəmˈprɛst/(adj.) Flattened or compressed dorso-ventrally (from top to bottom), typically used in biology, especially botany and entomology, to describe organs or body structures.
• obduce

  verbVery Low
  /ɒbˈdjuːs/To cover or overlay with something; to place a covering over an object.
• obduracy

  nounC2 (Very Low Frequency)
  /ˈɒb.djʊ.rə.si/The state or quality of being stubbornly refusing to change one's opinion or course of action, despite appeals or reasoning; hardened resistance.
• obeah

  nounC2/Rare
  /ˈəʊbɪə/A form of spiritual and folk magic, sorcery, or religious practice originating among the African diaspora in the West Indies, particularly Jamaica, involving rituals, charms, spells, and communication with spirits.
• obeche

  nounC2
  /əʊˈbiːtʃi/A tropical African hardwood tree (Triplochiton scleroxylon), or its lightweight, pale timber.
• obedience

  nounC1
  /ə(ʊ)ˈbiːdɪəns/The act or habit of following instructions, rules, or commands from an authority.
• obedience training

  nounB2
  /əˈbiːdiəns ˌtreɪnɪŋ/The process of teaching an animal, especially a dog, to obey commands and exhibit controlled behavior.
• obedience trial

  nounLow frequency (specialist/technical)
  /əʊˈbiː.di.əns ˌtraɪ.əl/A formal competitive event for dogs in which their training to follow commands is tested and scored.
• obedient plant

  nounLow-Frequency / Specialist
  /əˌbiːdiənt ˈplɑːnt/A common name for a perennial flowering plant (Physostegia virginiana) known for its unique characteristic: if its flower stalks are manually bent or twisted, they will temporarily remain in the new position before slowly returning.
• obedientiary

  nounC2 - Very low frequency (Specialised)
  /əˌbiːdɪˈɛnʃ(ə)ri/A person in a monastery or convent who is under obedience to a superior, especially one holding a specific administrative office.
• obeisance

  nounC2/Advanced
  /əʊˈbeɪs(ə)ns/A formal gesture or movement of the body, such as a deep bow, made to show respect, submission, or homage to someone or something.
• obelia

  nounVery Low
  /ə(ʊ)ˈbiːlɪə/A genus of small, colonial, marine hydrozoans, typically found as delicate, branching structures resembling miniature trees.
• obelisk

  nounC1
  /ˈɒb.əl.ɪsk/A tall, four-sided, narrow stone pillar that tapers to a pyramid-like point at the top.
• obelize

  verbverb-transitiveRare
  /ˈɒbɪlʌɪz/To mark a word or passage in a text with an obelus († or ÷), typically to indicate that it is spurious, doubtful, or corrupt.
• obelus

  nounVery Low
  /ˈɒb.əl.əs/A symbol (†) used as a reference mark in printed text, or to indicate a doubtful or spurious reading.
• obento

  nounLow
  /əʊˈbɛntəʊ/A single-portion, Japanese-style packed meal, typically presented in a partitioned box or container.
• oberammergau

  nounLow
  /ˌəʊbərˈæməɡaʊ/A village in Bavaria, Germany, famous for its Passion Play performed every ten years.

Showing 81–100 of 3187 words.