Where does “apertamento” come from?

apertamento (Portuguese) comes from Portuguese aperto, from Portuguese apertar, from Old Portuguese apretar, from Latin appectorāre, from Latin pectus, from Proto-Italic pektos, from Proto-Indo-European peg-, from English polyethylene glycol — Any of a series of water-soluble polymers, of...

apertamento (Portuguese): the act of pressing, clenching or tightening;...

Definitions

  1. the act of pressing, clenching or tightening;...

Ancestry of “apertamento”, step by step

apertamento traces back through two separate lines of ancestry.

via Portuguese aperto

StepLanguageWordMeaning
1Portugueseapertogrip, grasp
2Portugueseapertarto tighten; to press, clasp, clamp
3Old Portugueseapretar
4Latinappectorāre
5Latinpectuschest, breast; heart, breast, as the seat of...
6Proto-Italicpektos
7Proto-Indo-Europeanpeg-breast
8Englishpolyethylene glycolAny of a series of water-soluble polymers, of...

via Portuguese apartamento

StepLanguageWordMeaning
1Portugueseapartamentoflat, apartment
2Italianappartamentoapartment, flat
3Spanishapartamientoseparation, seclusion; flat, apartment
4Spanishapartarto separate, to divide; to set aside; to avert
5Spanish-arIn adjectives, indicating membership or status;...
6Old Spanish-arindicates membership or status
7Latinsuffixed to nouns or adjectives. Originally a-stem nouns. Later extended to nouns with other stems. Forms regular first-conjugation verbs
8Proto-Indo-EuropeanDerives nouns from roots
Every word from English polyethylene glycolEvery word from Proto-Indo-European peg-Every word from Proto-Italic pektos