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3-letter words starting with o

  • o-o — any of several species of Hawaiian honey eaters of the genus Moho, especially the extinct M. nobilis, of the island of Hawaii, that had black plumage and two tufts of yellow plumes used to make ceremonial robes for the Hawaiian kings.
  • o/c — overcharge
  • o/d — overdraft
  • oad — Obsolete form of woad.
  • oaf — a clumsy, stupid person; lout.
  • oak — any tree or shrub belonging to the genus Quercus, of the beech family, bearing the acorn as fruit.
  • oap — Outside Awareness Port
  • oar — a long shaft with a broad blade at one end, used as a lever for rowing or otherwise propelling or steering a boat.
  • oas — Organization of American States
  • oat — a cereal grass, Avena sativa, cultivated for its edible seed.
  • oau — the former Organization of African Unity (now called the African Union)
  • ob- — /ob/ prefix Obligatory. A piece of netiquette acknowledging that the author has been straying from the newsgroup's charter topic. For example, if a posting in alt.sex is a response to a part of someone else's posting that has nothing particularly to do with sex, the author may append "ObSex" (or "Obsex") and toss off a question or vignette about some unusual erotic act. It is considered a sign of great winnitude when one's Obs are more interesting than other people's whole postings.
  • oba — a hereditary tribal ruler among various peoples in the Benin region of western Africa.
  • obb — (music) obbligato.
  • obe — Office By Example
  • obi — a long, broad sash tied about the waist over a Japanese kimono.
  • obj — (grammar, programming) abbreviation of object.
  • obl — oblique
  • obo — Or best offer (used in advertisements).
  • obr — (in the UK) Office for Budget Responsibility: a body that makes assessments of public finances and the economy, independent of the Treasury
  • obs — a river in the W Russian Federation in Asia, flowing NW to the Gulf of Ob. 2500 miles (4025 km) long.
  • obv — obviously: Obv they didn't know each other till today.
  • oby — Archaic form of obeah.
  • oc- — ob-
  • oca — a wood sorrel, Oxalis tuberosa, of the Andes, cultivated in South America for its edible tubers.
  • occ — The OCC is a federal agency that is responsible for monitoring all national banks, and federal branches and agencies of foreign banks.
  • ocd — OCD is an abbreviation for obsessive-compulsive disorder.
  • och — (chiefly, Scotland, Ireland) general interjection of confirmation, affirmation, and often disapproval.
  • ock — Alternative spelling of och.
  • ocl — (language)   1. Operator Control Language. 2. Object Constraint Language.
  • ocp — (processor)   Order Code Processor.
  • ocr — (text)   (OCR, sometimes /oh'k*/) Recognition of printed or written characters by computer. Each page of text is converted to a digital using a scanner and OCR is then applied to this image to produce a text file. This involves complex image processing algorithms and rarely achieves 100% accuracy so manual proof reading is recommended.
  • ocs — Object Compatibility Standard
  • oct — (computing, informal) A short form of octal.
  • ocx — OLE custom controls
  • oda — a room within a harem.
  • odd — differing in nature from what is ordinary, usual, or expected: an odd choice.
  • ode — a lyric poem typically of elaborate or irregular metrical form and expressive of exalted or enthusiastic emotion.
  • odi — 1. Optical Digital Image. 2. Open Data-link Interface.
  • odp — Open Distributed Processing
  • ods — Operational Data Store
  • odt — Open Desktop
  • odu — Old Dutch
  • oe- — an earlier variant spelling for many words of Greek and Latin origin now usually written with initial e-
  • oea — the capital and chief port of Libya, in the northwest on the Mediterranean: founded by Phoenicians in about the 7th century bc; the only city that has survived of the three (Oea, Leptis Magna, and Sabratha) that formed the African Tripolis ('three cities'); fishing and manufacturing centre. Pop: 1 223 300 (2002 est)
  • oed — Oxford English Dictionary
  • oem — (company)   (OEM) A misleading term for a company which repackages equipment, such as computers, made by other companies. Unlike a value added reseller, an OEM does not necessarily add anything except their name to the product. In some cases though they may integrate components into complete systems. OEM arrangements are often made for marketing reasons.
  • oes — the fifteenth letter of the English alphabet, a vowel.
  • of- — ob-
  • ofa — Optimal Flexible Architecture

On this page, we collect all 3-letter words starting with letter O. It’s easy to find right word with a certain length. It is the easiest way to find 3-letter word that beginning with O to use in Scrabble or Crossword puzzles.

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