Under the various iterations ofthe Constitution ofEgypt following the Egyptian revolution of 1952, thepresident is also the Supreme commander ofthe Armed Forces, and head ofthe executive branch oftheEgyptian government. 2 days ago · The meaning of MYSTERIOUS is of, relating to, or constituting mystery. How to use mysterious in a sentence. MYSTERIOUS definition: full of, characterized by, or involving mystery. See examples of mysterious used in a sentence. strange, not known, or not understood: 2. strange, not known, or not understood: . mysterious synonyms, mysterious pronunciation, mysterious translation, English dictionary definition of mysterious. Of, relating to, or being a religious mystery: mysterious and … Apr 5, 2026 · Adjective mysterious (comparative more mysterious, superlative most mysterious) Of unknown origin. Synonym: untraceable He received a mysterious phone call this morning. Having … What is the etymology of the word mysterious? mysterious is of multiple origins. Probably partly a borrowing from French. Probably partly a borrowing from Latin, combined with an English element. … Definition of MYSTERIOUS in the Definitions.net dictionary.