different between extinct vs conodont

English

Etymology

Recorded since 1432; borrowed from Latin extinctus, the past participle of extinguere (“to put out, destroy, abolish, extinguish”), corresponding to ex- + stinguere (“to quench”)

Pronunciation

• IPA^(key): /?k?st??kt/, /?k?st??kt/
• Rhymes: -??kt

Adjective

extinct (not comparable)

1. (dated) Extinguished, no longer alight (of fire, candles etc.)

   Poor Edward's cigarillo was already extinct.

2. No longer used; obsolete, discontinued.

   The title became extinct when the last baron died.

   Luckily, such ideas about race are extinct in current sociological theory.

   • Indeed the very fact that the English spelling system writes in there as two words but therein as one word might be taken as suggesting that only the former is a productive syntactic construction in Modern English, the latter being a now extinct construction which has left behind a few fossil remnants in the form of compound words such as thereby.

3. (of a group of organisms, as a species) No longer in existence; having died out.

4. (geology) No longer active.

Synonyms

• (no longer used): See also Thesaurus:obsolete
• (having died out): See also Thesaurus:inexistent
• (volcanology: no longer erupting): dead

Antonyms

• (no longer alight): burning
• (having died out): extant; See also Thesaurus:existent
• (volcanology: no longer erupting): active, dormant

Related terms

• extinction
• extinctive
• extinguish
• distinct

Translations

Further reading

• extinct at OneLook Dictionary Search
• extinct in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• extinct in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

Verb

extinct (third-person singular simple present extincts, present participle extincting, simple past and past participle extincted)

1. (transitive, nonstandard) To make extinct; to extinguish or annihilate.

English

Etymology

From Ancient Greek ????? (kônos, “cone”) +? -odont.

Noun

conodont (plural conodonts)

1. Any of several extinct fish-like chordates having cone-like teeth.
   • 2018, Mark Carnall, The Guardian, 2 May:

     The appearance of tiny teeth elements of an eel-like jawless animal called a conodont, specifically Hindeodus parvus, is the technical herald of the age of the dinosaurs according to the ICS.

2. A microfossil tooth of such an animal.

Translations