agnath
/ˈæɡ.nəθ/
Word Rarity
Very rare
Frequency: 0.00 in modern English
10
Scrabble Score
6
Letters
2
Syllables
5
Unique Chars
Meaning
noun
An agnathan.
Example Sentences
- "Evolution of vertebrates was accompanied by a gradual increase in oxygen availability, from the irrespirable atmosphere of the Precambrian to a PO₂ at 7 mmHg with the first vertebrates (agnaths), to the present sea level PO₂ value of 160 mmHg with the first reptiles."
- "The gnathostomes almost entirely replaced the agnaths, presumably because they were more effective fishes."
- "Thus, although tunicates are presumably intermediate between flatworms and agnaths, the larval tunicate more closely resembles the flatworm and adult agnath."
Etymology
Origin
Word Breakdown
- Root: ἀ-