Synonym: greater, higher, superior. Antonym: lower. Similar words: pepper, happen, appear, appeal, supply, suppose, support, happen to. Meaning: ['ʌpə(r)] 
n. 1. the higher of two berths 2. piece of leather or synthetic material that forms the part of a shoe or boot above the sole that encases the foot 3. a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression. adj. 1. higher in place or position 2. the topmost one of two 3. superior in rank or accomplishment.
n. 1. the higher of two berths 2. piece of leather or synthetic material that forms the part of a shoe or boot above the sole that encases the foot 3. a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression. adj. 1. higher in place or position 2. the topmost one of two 3. superior in rank or accomplishment. 
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271 The problems in controlling upper size and lower size of feed into an air solid fluidized bed were discussed, and then an air classification technology of moist raw coal was introduced.
272 The Eclipse workbench can become crowded with toolbars and views, so if you want more space for the editor, click the Maximize button at upper right.