penumbra
51penumbra — The region of partial illumination or radiation caused by light or x rays not originating from a point source; also called geometric unsharpness. [Mod. L., fr. L. paene, almost, + umbra, shadow] * * * pe·num·bra pə nəm brə n, pl brae (.)brē, .brī …
52Penumbra — Полутень …
53Penumbra — Pen|ụm|bra auch: Pe|nụmb|ra 〈f.; ; unz.; Astron.〉 Randgebiet um den Kern eines Sonnenflecks [<lat. paene „beinahe“ + umbra „Schatten“] * * * Penụmbra [zu lateinisch paene »fast« und umbra »Schatten«] die, , Sonnenflecken. * * *… …
54PENUMBRA — the name given to the partial shadow on the rim of the total shadow of an eclipse, also to the margin of the light and shade of a picture …
55penúmbrã — s. f. (sil. mf. pen ); pl. penúmbre …
56penumbra — (Roget s Thesaurus II) noun Comparative darkness that results from the blocking of light rays: shade, shadow, umbra, umbrage. See LIGHT …
57Penumbra — Pen|ụm|bra auch: Pe|nụmb|ra 〈f.; Gen.: ; Pl.: unz.; Astron.〉 Randgebiet um den Kern eines Sonnenflecks [Etym.: <lat. paene »fast, beinahe« + umbra »Schatten«] …
58penumbra — pe|num|bra [pıˈnʌmbrə] n [Date: 1600 1700; : Modern Latin; Origin: Latin paene almost + umbra shadow ] technical an area of slight darkness …
59Penumbra — Pe|num|bra* die; <zu lat. pene, paene »beinahe, fast« u. umbra »Schatten«> nicht ganz dunkles Randgebiet um den Kern eines Sonnenflecks (Astron.) …
60penumbra — pe|num|bra [ pə nʌmbrə ] noun count TECHNICAL an area covered by the outer part of a shadow, so that it is not completely dark …