O — oa ob oc od oe of og oh oi ok ol om on oo op or os ot ou ov ow ox oy oz
ox |ɑːks| — an adult castrated bull of the genus Bos; especially Bos taurus
ox-eyed |ˈɑːksˌaɪd| — having large round eyes like those of an ox
oxalic |ɑːkˈsælɪk| — of or derived from oxalic acid
oxbow |ˈɑːksbəʊ| — the land inside an oxbow bend in a river
oxcart |ˈɑːkˌskɑːrt| — a cart that is drawn by an ox
oxen |ˈɑːksən| — domesticated bovine animals as a group regardless of sex or age
oxer |ˈɑːksər| — A type of horse jump with two rails that may be set even or uneven.
oxeye |ˈɑːksaɪ| — any North American shrubby perennial herb of the genus Heliopsis having large yellow daisylike flowers
oxford |ˈɑːksfərd| — a city in southern England to the northwest of London; site of Oxford University
oxherd |ˈɑːkʃɜːrd| — One who herds oxen.
oxhide |ˈɑːkʃaɪd| — The skin (hide) of an ox.
oxidate |ˈɒksɪdeɪt| — enter into a combination with oxygen or become converted into an oxide
oxidation |ˌɑːksɪˈdeɪʃn| — the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction
oxidative |ˈɒksɪdeɪtɪv| — taking place in the presence of oxygen
oxide |ˈɑːksaɪd| — any compound of oxygen with another element or a radical
oxidization |ˌɑːksɪdaɪˈzeɪʃən| — the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction
oxidize |ˈɑːksɪdaɪz| — enter into a combination with oxygen or become converted into an oxide
Oxonian |ɑːkˈsəʊnɪən| — a native or resident of Oxford
oxtail |ˈɑːksteɪl| — the skinned tail of cattle; used especially for soups
oxter |ˈɑːkstər| — (chiefly Scotland, Ireland) The armpit. [from 15th c.]
oxygen |ˈɑːksɪdʒən| — a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust
oxygenate |ˈɑːksɪdʒəneɪt| — impregnate, combine, or supply with oxygen
oxygenated |ˈɑːksədʒəˌnetəd| — simple past tense and past participle of oxygenate
oxygenize |ˈɑːksɪdʒənaɪz| — change (a compound) by increasing the proportion of the electronegative part; or change (an element or ion) from a lower to a higher positive valence: remove one or more electrons from (an atom, ion, or molecule)
oxygenous |ɑːkˈsɪdʒənəs| — (obsolete) oxygenic
oxygon |ˈɒksɪɡɒn| — (geometry) A triangle with three acute angles.
oxymoron |ˌɑːksɪˈmɔːrɑːn| — conjoining contradictory terms (as in `deafening silence')