agnathan

ریشه

From the Greek 'a-' meaning 'without', and 'gnathos' meaning 'jaw'.

مثال

• The agnathan is a primitive creature that has existed for millions of years.
• Lampreys and hagfishes are examples of agnathans.
• The agnathan lacks a jaw, a characteristic that distinguishes it from other vertebrates.

ترکیب‌های رایج

Primitive agnathan Agnathan species Agnathan fossil