achordate
|a-chor-date|
C2
🇺🇸
/eɪˈkɔːrdeɪt/
🇬🇧
/eɪˈkɔːdeɪt/
lacking a notochord
Etymology
Etymology Information
'achordate' originates from the Greek prefix 'a-' meaning 'without' and 'chorda' meaning 'cord' or 'string'.
Historical Evolution
'achordate' was formed by combining the Greek prefix 'a-' with 'chorda', eventually becoming the modern English word 'achordate'.
Meaning Changes
Initially, it meant 'without a cord', and over time it evolved into its current meaning of 'lacking a notochord'.
Meanings by Part of Speech
Adjective 1
lacking a notochord, a flexible rod-like structure found in the embryos of all chordates.
The achordate organisms are often studied to understand the evolution of chordates.
Synonyms
Antonyms
Last updated: 2025/04/21 11:21