weaken /wik.n/ verb to make weak
. Inflation of the de-icer boot weakens the bond between the ice and de-icer boot surfaces.
wear /we./ noun damage or loss of quality by use . Mishandling of aero-engines during operation can cause considerable damage and wear which can shorten the life of the engine. . verb
1. to become damaged or to lose quality because of use . The more the brakes are used, the more they wear. 2. to have on the body . The nature of modern jet transport does not require the pilot to wear an oxygen mask.
weather /wee./ noun the conditions of atmospheric temperature, pressure, wind, moisture, cloudiness, precipita-tion and visibility . Generally speak-ing, weather conditions can be described as light, moderate or severe depending on the intensity of the condi-tions. . forecast weather predicted weather, not actual weather
weathercock /weθ.k.k/ verb to
tend to turn in the direction of the wind
weather report /wee. r.p.t/
noun an official account of weather
conditions web /web/ noun the main vertical member of a beam . The web connect-ing the upper and lower flanges of the beams must be rigid enough to with-stand direct compressive loads without buckling.
weigh /we./ verb to measure how heavy something is . A given quantity
of lead weighs more than the same quantity of aluminium.
weight /we.t/ noun the force with which a body is drawn towards the cen-tre of the Earth . Carry-on baggage is limited by regulations as to size and weight and items in excess of this should be stowed in the hold.
west /west/ noun 1. a compass point on the mariner’s compass 270° clock-wise from due north and directly oppo-site east . In Europe, snow occurs more frequently in the east than in the west. 2.
the direction of the setting sun . adjec-tive 1. referring to areas or regions lying in the west 2. the western part of a coun-try . West Africa . adverb towards the west . The aircraft was flying west.
westbound /westbaυnd/ adjective
travelling towards the west . a west-bound flight
westerly /west.li/ adjective 1. situ-ated towards the west 2. blowing or coming from the west . A westerly wind is blowing. 3. moving to the west or towards the west . He should fly in a westerly direction. . noun a wind which blows or comes from the west . Tem-perate westerlies occur on the side of the sub-tropical anti-cyclonic belts which is remote from the equator.
western /west.n/ adjective situated in the west . Western Europe
westward /westw.d/ adjective going towards the west . adverb US same as westwards
westwards /westw.dz/ adverb
towards the west . Flying eastwards or westwards for long periods of time affects sleep patterns.
west wind /west w.nd/ noun a
wind blowing from or coming from the west (NOTE: A wind is named after the direction it comes from.)
wheel /wil/ noun a circular, rotating, load-carrying part between the tyre and axle, or the whole wheel and tyre assembly on which a vehicle rolls
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