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There are 106 records start with O |
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1. |
O horizon |
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Organic horizon of mineral soils. |
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OASIS |
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Trade name for a light, porous material used to support artificial and real cut flower stems in small displays. |
3. |
Oasis effect |
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Desiccation of an area due to advection. |
4. |
Obelisk |
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An upright, four-sided, tapered pillar that terminates in a pyramid; it may be inscribed or plain, and it is often placed prominently in the center of a pool, at the crown of a hill, or at the end of a terrace walk. |
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Objective |
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A clear and specific statement of planned results to be achieved within a stated time period. |
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Obovate |
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Reversed ovate, with the point at the stem end of the leaf. |
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Observation scale |
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The spatiotemporal scale at which a process or a pattern is more easily observed (studied). |
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Observation well |
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A perforated pipe inserted vertically into an opengraded base to monitor infiltrate rate of water into the underlying soil. |
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Occupational safety and health act (OSHA) |
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An act to protect the health of employees. Employers must furnish workplaces free from recognized hazards to life and health. |
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Oceanography |
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The study of the sea in all its physical, chemical, geological, and biological aspects. |
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