U
noun
Key Types & categories Parts & wholes Related & opposite
- Word type
- noun
- verb
- adjective
- adverb
- Line style
- core relation
- instance, member or derived
- substance, domain or see-also
- Direction
- arrow points to the broader concept
- dashed outline: no word in this language
- Click any word to expand it.
Senses
Sense 1 noun
a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine
Types & categories
- nucleotide hypernym
Parts & wholes
- ribonucleic acid substance holonym
Sense 2 noun
a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
Types & categories
- metal hypernym
- uranium 235 hyponym
- uranium 238 hyponym
Parts & wholes
- uraninite substance holonym
Sense 3 noun
the 21st letter of the Roman alphabet
Types & categories
- letter of the alphabet hypernym
Parts & wholes
- Roman alphabet member holonym
Table view of this graph
| Sense | Relation | Group | Word |
|---|---|---|---|
| 1 | substance holonym | Parts & wholes | ribonucleic acid |
| 1 | hypernym | Types & categories | nucleotide |
| 2 | substance holonym | Parts & wholes | uraninite |
| 2 | hypernym | Types & categories | metal |
| 2 | hyponym | Types & categories | uranium 235 |
| 2 | hyponym | Types & categories | uranium 238 |
| 3 | member holonym | Parts & wholes | Roman alphabet |
| 3 | hypernym | Types & categories | letter of the alphabet |