Morse code is a system of communication developed in the early 19th century by Samuel MORSE. It uses a series of dots and dashes to represent letters, numbers, and symbols. The term MORSE T is composed of two parts: MORSE and T. MORSE stands for the code itself, while T is the letter represented by a single DASH. Therefore, the crossword solutions for MORSE T are DAH (3 letters) and DASH (4 letters). DAH is the code for the letter T, while DASH is the code for the letter T itself.