| oscillate |
to swing steadily and repeatedly back and forth. [4 definitions] |
| oscillation |
the action or fact of oscillating. [2 definitions] |
| oscillograph |
an oscilloscope that records the wave forms representing changes in currents, voltages, or other electrical quantities. |
| oscilloscope |
an instrument for depicting variations in an electrical quantity as a wave or trace on a viewing screen. |
| oscine |
of or relating to a large group of passerine birds with highly developed vocal cords. [2 definitions] |
| osculant |
of an organism, sharing the characteristics of two closely related taxonomic groups. |
| oscular |
of or relating to the mouth or to kissing. [2 definitions] |
| osculate |
to be tangent; touch. [2 definitions] |
| osculum |
any of the small openings of a sponge through which water is expelled. |
| -ose1 |
having the characteristics of; resembling or abounding in. |
| -ose2 |
a carbohydrate, esp. a sugar. |
| OSHA |
acronym of "Occupational Safety and Health Administration." |
| osier |
any of several willows with long, flexible twigs used in basketry and wickerwork, or the twig of such a plant. |
| Osiris |
the ancient Egyptian god of the lower world and judge of the dead whose annual resurrection was believed to personify nature's yearly renewal. |
| -osis |
condition, action, or process. [3 definitions] |
| -osity |
(such) a state, condition, or quality (used to form nouns from adjectives ending in -ose or -ous). |
| Oslo |
the capital of Norway. |
| osmics |
(used with a sing. verb) the science or study of smells and the sense of smells. |
| osmium |
a chemical element that has seventy-six protons in each nucleus and that occurs as an octavalent ion or in pure form as an extremely hard, dense, brittle bluish metal solid used as a catalyst and esp. in alloys and in electron microscopy because of its extremely high density. (symbol: Os) |
| osmose |
to undergo or subject to osmosis. [2 definitions] |
| osmosis |
the passage or diffusion of a liquid through a semipermeable membrane until the concentration is the same on both sides of the membrane, or the tendency of a liquid to diffuse in such a way. [2 definitions] |