Azoic
Definition
In organic chemistry, containing the azo functional group or relating to synthetic dyes based on this group; in geology and paleontology, completely devoid of traces of animal or plant life, a term used historically to describe geological formations prior to the appearance of the first living organisms.
Bilingual Equivalents
- Azoic
- Azo-containing
Grammatical & Source Details
| Inflection Type | Variable adjective with standard masculine, feminine, and structural plural variations. |
| Formation | Borrowed from French 'azoïque', built either from the chemical root 'azo-' or the Greek privative prefix 'a-' combined with 'zoe' (life). |
| Spelling / Pronunciation | [a.zo.ˈik] |
| Source | Standard Glossary of Chemical and Geological Terminologies |
Contextual Usage Examples
RO: Industria textilă utilizează pe scară largă un pigment azoic datorită strălucirii și rezistenței sale la spălări repetate.
EN: The textile industry widely utilizes an azoic pigment due to its brightness and resistance to repeated washings.
RO: Geologii au extras mostre dintr-un strat stâncos absolut azoic, demonstrând că acesta s-a format înaintea apariției biosferei.
EN: Geologists extracted samples from an absolutely azoic rock layer, proving it was formed before the appearance of the biosphere.
RO: Structura azoică a moleculei este responsabilă pentru absorbția specifică a luminii verzi și reflectarea nuanțelor de roșu.
EN: The azoic structure of the molecule is responsible for the specific absorption of green light and the reflection of red hues.
Idioms & Phrases
Colorant azoic / Azoic / Azo dye
RO: Compus chimic sintetic intens utilizat pentru vopsirea fibrelor polimerice, având o structură bazată pe legătura dublă de azot.
EN: A synthetic chemical compound intensely used for dyeing polymeric fibers, having a structure based on the nitrogen double bond.
Eră azoică / Azoic era
RO: Perioadă geologică primitivă timpurie din istoria Pământului din care nu s-a păstrat nicio fosilă sau urmă de activitate organică.
EN: An early primitive geological period in Earth's history from which no fossil or trace of organic activity has been preserved.
Sediment azoic / Azoic sediment / deposit
RO: Strat de sol sau rocă sterilă, situat de obicei la adâncimi mari, care nu conține resturi biologice fosilizate.
EN: A layer of barren soil or rock, usually located at great depths, containing no fossilized biological remains.
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