•aperture (something which restricts the diameter of the light path through one plane in an optical system) · diaphragm: the muscle between thorax and abdomen needed for breething
aperture, a hole which restricts the diameter of the lightpath through one plane in an optical system. · The diameter of such a hole which restricts the width of the lightpath through the whole system.
hole, gap, opening · aperture · hole (lack of an electron)
çekim: çoğul aukot · tamlayan aukon
köken: From Proto-Finnic *aukko (compare Estonian auk, Votic aukko), either derived from the same root as avata, aukea, or alternatively proposed to be a borrowing from Proto-Germanic *augô (“eye”).
köken: From Old Irish cró, from Proto-Celtic *kruwos, *kruwyos (“enclosure”). Cognate with Breton krao (“eye of a needle”), kraou (“stable”), Welsh crau (“hole; eye socket; sty”), Cornish krow (“hut, shed, sty”). From Proto-Indo-European *krewH- (“to cover”), compare Old English hrēodan (“to cover”), Old Church Slavonic крꙑти (kryti, “to hide”).