What's the difference between leeward and upwind?

Leeward


Definition:

  • (a.) Pertaining to, or in the direction of, the part or side toward which the wind blows; -- opposed to windward; as, a leeward berth; a leeward ship.
  • (n.) The lee side; the lee.
  • (adv.) Toward the lee.

Example Sentences:

  • (1) The genetic differentiation mainly due to genetic drift and founder effect between France and this isolate and between the Leeward (parish of Gustavia) and Windward (parish of Lorient) areas within the island is discussed.
  • (2) Thus, cerebrovascular accidents at an early age are common complications in Rendu-Osler-Weber disease and warrant further investigation of this disease among inhabitants of the Leeward Islands of the Netherlands Antilles.
  • (3) The presence of a stationary barrier decreases the passive movement of the gas away from the leeward side.
  • (4) An arbovirus serologic survey of school children on the Northern Leeward Islands (Saba, St. Eustatius and St. Maarten) using haemagglutination inhibition (HI) detected a high proportion of reactors to dengue types 1,2, and 3.
  • (5) aegypti, is amply available in the Windward and Leeward islands of the Antilles.
  • (6) Evidence is presented suggesting that a growth-stimulating gas is emitted from the sporangiophore and is then swept to the leeward side by air currents resulting in higher gas concentration on that side.
  • (7) Introduced along the Leeward Coast of Hawaii about 3 years ago, it is now being used throughout Oahu and is starting to rival cocaine as the illicit drug of choice in Hawaii.
  • (8) Anguilla is the most northerly of the Leeward Islands, situated at 63.05 W, 18.12 N for those of my colleagues still able to afford a boat with transatlantic capability after the new contract, and wishing to visit.
  • (9) A total of 259 specimens of 32 potentially ciguatoxic fish species from St-Barthelemy, Leeward Islands in the Caribbean sea were checked for ciguatoxin.
  • (10) Thirty-two patients (17 men and 15 women) are presented in whom the diagnosis Rendu-Osler-Weber disease was established between 1980 and 1990 during hospitalisation in the Leeward Islands of the Netherlands Antilles.

Upwind


Definition:

  • (v. t.) To wind up.

Example Sentences:

  • (1) Fifty-eight households were studied in the Red Pond community, the site of the established smelter and several backyard smelters, and 21 households were studied in the adjacent, upwind Ebony Vale community in Saint Catherine Parish, Jamaica.
  • (2) triseriatus and Haemagogus equinus), were used in a flight chamber in which females must fly upwind against the direction of the sound waves and around the ultrasonic devices to reach a trap downwind of a source of human breath and skin emanations.
  • (3) Samples of the gaseous effluent were collected inside the aeration building, inside the building's stack, 300 meters upwind (background sampler), and 300 meters downwind (test sampler), using Andersen samplers.
  • (4) Upwind the number of yeast colony-forming units was zero.
  • (5) Surely anyone in their right mind is thinking about how we can reduce pollution but they want to build another runway here, upwind of London ?
  • (6) A 6.1 m long suction trap, with multiple air inlets located on its upwind, top, ends and downwind sides, was placed on a freely pivoting raft moored in a large borrow pit.
  • (7) The proportion of mice showing estrus when placed 2 upwind was significantly less than that of mice downwind or of mice beloii but not different from that of females remote from males.
  • (8) The concentrations of 15 polycyclic aromatic hydrocarbons (PAH) were determined in ambient air particles sampled at four sites in an urban and industrialized area in The Netherlands, and at one site near the coast (generally upwind).
  • (9) Fifty percent of an Amblyomma variegatum female population were able to find upwind-positioned targets containing the synthetic aggregation-attachment pheromone of this species or the pheromone component o-nitrophenol alone.
  • (10) However, if the air current carries sex pheromone, then upwind movement is elicited.
  • (11) Male and female Manduca sexta flew upwind in response to the odor of female sex-pheromone gland extract or fresh tobacco leaf respectively, and generated very similar zigzagging tracks along the odor plume.
  • (12) Take-off was significantly orientated upwind during the period when swormlure-4 was added to the airstream, and significantly orientated downwind in the period after the addition of swormlure-4.
  • (13) Upwind of the flame-torch exposure the level was below the exposure limit, whereas downwind lead concentrations of up to ten times the exposure limit were observed.
  • (14) These results indicate that two peripheral processes related to excessive concentration, complete adaptation of antennal neurons, or merely the attenuation of fluctuations in burst frequency, are important determinants of when upwind progress by a moth flying in a pheromone plume stops and changes to station keeping.
  • (15) We suggest that these basal crosslinks support the long vestibular stereocilia rendering them more rigid, and that the upwind pointing crosslinks are responsible for the initiation of sensory transduction.
  • (16) Three responses to simulated yaw were noted: Yaw-correcting upwind turning tendencies (Figs.
  • (17) Trends from 1979 to 1987 were studied for the number of days per year ozone exceeded the NAAQS standard, the second-highest ozone level observed per year, and the first quartile summertime average ozone observed, as well as the mean difference between the ozone level observed downwind and upwind of the city.
  • (18) Such a trend could not be found for the total number of colony-forming units (yeasts, molds, and bacteria) although the upwind concentration was slightly lower than the downwind concentration.
  • (19) The particles sampled upwind dominated the mutagenicity in the area; in contrast to the locally emitted particles, their effects decreased in the presence of S9 fraction.
  • (20) When tobacco hornworm moths (Manduca sexta) are tested in a wind tunnel with a source of female pheromones upwind, males but not normal females show pheromone-modulated anemotaxis and a characteristic mate-seeking behavioural sequence.

Words possibly related to "leeward"

Words possibly related to "upwind"