reflection
121Angle of total reflection — Reflection Re*flec tion (r?*fl?k sh?n), n. [L. reflexio: cf. F. r[ e]flexion. See {Riflect}.] [Written also {reflexion}.] 1. The act of reflecting, or turning or sending back, or the state of being reflected. Specifically: (a) The return of rays …
122abnormal reflection — Reflection from the ionosphere of a radio wave whose frequency is greater than the critical frequency …
123reflection nebula — Astron. a cloud of interstellar gas and dust that reflects the light of neighboring stars. [1935 40] * * * …
124reflection plane — Crystall. a plane through a crystal that divides the crystal into two halves that are mirror images of each other. Also called symmetry plane. Cf. symmetry element. [1970 75] * * * …
125Reflection amplitude — Амплитуда отражённой волны …
126Reflection boundary — Граница области отражения …
127Reflection coefficient — Коэффициент отражения …
128Reflection copy — Непрозрачный оригинал …