Where does “petaop” come from?

petaop (English) comes from English op, from English op shop, from English opportunity, from English opportune, from Middle French opportunité, from Latin opportūnitās, from Latin opportūnus, from Latin Portus — passed , crossed.

petaop (English): 1015 operations per second

Definitions

  1. 1015 operations per second

Ancestry of “petaop”, step by step

petaop traces back through two separate lines of ancestry.

via English op

StepLanguageWordMeaning
1EnglishopAn operation; An amateur radio operator; An...
2Englishop shopA shop, usually operated by a charity, to which...
3EnglishopportunityA chance for advancement, progress or profit; A...
4EnglishopportuneSuitable for some particular purpose; At a...
5Middle Frenchopportunité
6Latinopportūnitāsconvenience, fitness
7Latinopportūnussuitable
8LatinPortus” or, later, “Portus Rōmae”}} Portus large artificial harbour of Ancient Rome
9Proto-Italicportusharbour
10Proto-Indo-Europeanpértuscrossing
11Proto-Indo-Europeanper-before, in front; first; to go through
12Proto-Indo-Europeanpr̥tóspassed , crossed

via English Peta

StepLanguageWordMeaning
1EnglishPeta
2EnglishPeterradiotelephony clear-code word for the letter P
3Middle EnglishPeterPeter
4LatinPetrusPeter
5Indonesianpenembakshooter
6Indonesiantembakto shoot to fire a shot
7Malaytembakto shoot
8MalaytimbakObsolete form of tembak
9Proto-Malayictimbak
10Proto-Malayo-Polynesianti(m)bak
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pértus