| orcinol |
a white crystalline compound that turns red on exposure to air, used as a reagent for certain carbohydrates. |
| ordain |
to proclaim or authorize (a person) to be a Christian priest or minister, or a rabbi, esp. by a formal ceremony. [4 definitions] |
| ordeal |
a painful, exhausting, or emotionally trying experience, esp. when regarded as a test of a person's endurance or character. [2 definitions] |
| order |
a direction or command. [18 definitions] |
| orderable |
combined form of order. |
| orderless |
combined form of order. |
| orderly |
characterized by a neat and methodical arrangement. [5 definitions] |
| Order of the Garter |
the highest order of British knighthood. |
| ordinal |
of a particular position in a numbered order. [3 definitions] |
| ordinal number |
any number that is used to express order in a series, such as first, second, or tenth. (Cf. cardinal number.) |
| ordinance |
a regulation, law, decree, or rule, esp. one issued by a city or town. |
| ordinarily |
as a rule; usually. [2 definitions] |
| ordinary |
usual or normal. [5 definitions] |
| ordinate |
the distance of a point from the horizontal axis of a graph as measured parallel to the vertical axis. (Cf. abscissa.) |
| ordination |
the act or ceremony of ordaining or the state of being ordained. |
| ordnance |
military weapons and their attendant supplies and equipment. [2 definitions] |
| Ordovician |
of, relating to, or designating the geological period between the Cambrian and Silurian of the Paleozoic Era, from approximately 500 million to 440 million years ago, when marine invertebrate animals were abundant. [2 definitions] |
| ordure |
solid excrement; dung. |
| öre |
the smaller monetary unit of Sweden, Denmark, and Norway. (Cf. krona, kroner, krone.) |
| Ore. |
abbreviation of "Oregon." |
| ore |
a mineral or rock substance from which a metal or other useful element or compound can be extracted. |