Tra từ upper - Từ điển WordNet v3.1

I - noun

1. the higher of two berths
• Syn:
upper berth
• Hypernyms:
berth, bunk, built in bed
2. piece of leather or synthetic material that forms the part of a shoe or boot above the sole that encases the foot
- Uppers come in many styles
• Hypernyms:
piece of leather
• Hyponyms:
toe box
• Part Holonyms:
shoe, boot
• Part Meronyms:
quarter, vamp
3. a central nervous system stimulant that increases energy and decreases appetite;
used to treat narcolepsy and some forms of depression
• Syn:
amphetamine, pep pill, speed
• Hypernyms:
stimulant, stimulant drug, excitant, drug of abuse, street drug
• Hyponyms:
amphetamine sulfate, amphetamine sulphate, Benzedrine, bennie, dextroamphetamine sulphate,
Dexedrine, methamphetamine, methamphetamine hydrochloride, Methedrine, meth, deoxyephedrine,
deoxyephedrine, chicken feed, crank, glass, ice,
shabu, trash

II - adjective

1. the topmost one of two (Freq. 18)
• Similar to:
top
2. higher in place or position (Freq. 14)
- the upper bunk
- in the upper center of the picture
- the upper stories
• Similar to:
high
3. superior in rank or accomplishment
- the upper half of the class
• Similar to:
superior