geological period
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
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Senses
Sense 1 noun
a unit of geological time during which a system of rocks formed
ganoid fishes swarmed during the earlier geological periods
Types & categories
- geological time hypernym
- ice age hyponym
- Quaternary instance hyponym
- Tertiary instance hyponym
- Cretaceous instance hyponym
- Jurassic instance hyponym
- Triassic instance hyponym
- Permian instance hyponym
- Carboniferous instance hyponym
- Pennsylvanian instance hyponym
- Mississippian instance hyponym
- Devonian instance hyponym
- Silurian instance hyponym
- Ordovician instance hyponym
- Cambrian instance hyponym
Parts & wholes
- geological era part holonym
- epoch part meronym
Table view of this graph
| Sense | Relation | Group | Word |
|---|---|---|---|
| 1 | part holonym | Parts & wholes | geological era |
| 1 | part meronym | Parts & wholes | epoch |
| 1 | hypernym | Types & categories | geological time |
| 1 | hyponym | Types & categories | ice age |
| 1 | instance hyponym | Types & categories | Quaternary |
| 1 | instance hyponym | Types & categories | Tertiary |
| 1 | instance hyponym | Types & categories | Cretaceous |
| 1 | instance hyponym | Types & categories | Jurassic |
| 1 | instance hyponym | Types & categories | Triassic |
| 1 | instance hyponym | Types & categories | Permian |
| 1 | instance hyponym | Types & categories | Carboniferous |
| 1 | instance hyponym | Types & categories | Pennsylvanian |
| 1 | instance hyponym | Types & categories | Mississippian |
| 1 | instance hyponym | Types & categories | Devonian |
| 1 | instance hyponym | Types & categories | Silurian |
| 1 | instance hyponym | Types & categories | Ordovician |
| 1 | instance hyponym | Types & categories | Cambrian |