| orca |
see "killer whale." |
| orchard |
an area of land planted with fruit or nut trees. [2 definitions] |
| orchestra |
a group of musicians who play various instruments and perform together. [3 definitions] |
| orchestrate |
to write or arrange (music) to be played by an orchestra. [2 definitions] |
| orchid |
any of numerous mostly tropical plants that bear blossoms of various and exotic colors and shapes. [3 definitions] |
| orchil |
any of several lichens that yield purple or reddish dyes. [2 definitions] |
| orchis |
any of a genus of orchids bearing small purple or white flowers that grow in spikes. |
| 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.) |