Definition of trilobite in English:
trilobite
noun ˈtrʌɪlə(ʊ)bʌɪtˈtrɪlə(ʊ)bʌɪtˈtraɪləˌbaɪt
A fossil marine arthropod that occurred abundantly during the Palaeozoic era, with a carapace over the forepart, and a segmented hind part divided longitudinally into three lobes.
Subphylum Trilobita, phylum Arthropoda: numerous classes and orders
Example sentencesExamples
- These fossils include graptolites, trilobites, and various types of microfossils visible only under the microscope.
- But in fact, there are very distinct patterns found in the fossil record of trilobites.
- Clearly visible within the imprint were the remains of trilobites, extinct marine arthropods.
- In recent years Cambrian trilobites and brachiopods have been discovered in Bhutan, close to the eastern syntaxis of the Himalaya.
- Some studies that dealt mostly with Upper Cambrian and Lower Ordovician trilobites included descriptions of brachiopods.
Origin
Mid 19th century: from modern Latin Trilobites, from Greek tri- 'three' + lobos 'lobe'.
Definition of trilobite in US English:
trilobite
nounˈtraɪləˌbaɪtˈtrīləˌbīt
An extinct marine arthropod that occurred abundantly during the Paleozoic era, with a carapace over the forepart, and a segmented hind part divided longitudinally into three lobes.
Subphylum Trilobita, phylum Arthropoda: numerous classes and orders
Example sentencesExamples
- In recent years Cambrian trilobites and brachiopods have been discovered in Bhutan, close to the eastern syntaxis of the Himalaya.
- But in fact, there are very distinct patterns found in the fossil record of trilobites.
- Some studies that dealt mostly with Upper Cambrian and Lower Ordovician trilobites included descriptions of brachiopods.
- Clearly visible within the imprint were the remains of trilobites, extinct marine arthropods.
- These fossils include graptolites, trilobites, and various types of microfossils visible only under the microscope.
Origin
Mid 19th century: from modern Latin Trilobites, from Greek tri- ‘three’ + lobos ‘lobe’.