Where does “aperiodic” come from?
Aperiodic comes from English periodic with the prefix a-, ultimately from Latin ad- and Proto-Indo-European h₂epo and al-.
aperiodic (English): That does not recur periodically; That does not...
Definitions
- That does not recur periodically; That does not...
Ancestry of “aperiodic”, step by step
aperiodic traces back through two separate lines of ancestry.
via English periodic
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | periodic | Relative to a period or periods; Having repeated... |
| 2 | English | iodic | of, or relating to iodine or its compounds,... |
| 3 | French | iodique | iodic |
| 4 | French | iodé | past participle of ioder; iodized, iodinated |
| 5 | Ancient Greek | ἰοειδής | violet |
| 6 | Ancient Greek | -ειδής | like, connected to, from the nature of, full of;... |
| 7 | Ancient Greek | -ής | adjective suffix |
| 8 | Proto-Indo-European | -ēs | Primarily forms adjectival bahuvrīhi compounds |
| 9 | Proto-Indo-European | -ess | — |
| 10 | Proto-Indo-European | -os | Creates action nouns or result nouns from verbs;... |
via French apériodique
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | French | apériodique | aperiodic |
| 2 | French | a- | A prefix forming words, especially verbs, that... |
| 3 | Ancient Greek | ἀ- | The alpha privativum, used to make words that... |
| 4 | Proto-Hellenic | hə- | same; together |
| 5 | Proto-Indo-European | sm̥- | one; with, together |
| 6 | Proto-Indo-European | sem- | together, one |