σκιά, -ᾶς, ἡ
[in LXX chiefly for צֵל, 4Ki.20:9 ff., Psa.57:1, al.; but σ. and σ. θανάτου are also used for צַלְמָוֶת, Job.3:5, Psa.3:4, Isa.9:2 (1) (see ICC, in l), al. ;]
__1. shadow, shade, caused by interception of light: Mrk.4:32, Act.5:15; metaphorically, σ. θανάτου, of ignorance and error, Mat.4:16, Luk.1:79" (LXX) .
__2. a shadow, the image or outline cast by an object: figuratively, ὑπόδειγμα καὶ σ., Heb.8:5; opposite to σῶμα, Col.2:17; opposite to εἰκών, Heb.10:1.†
(AS)