Answer | Crossword Clue |
---|---|
infrared | of or using invisible radiation wavelengths that are just longer than red in the visible spectrum |
Answer | Crossword Clue |
---|---|
infrared | of or using invisible radiation wavelengths that are just longer than red in the visible spectrum |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.