moment – el momento
(Pronounced moh-mehn-toh)
To remember that moment is pronounced moh-mehn-toh (momento) in Spanish, use the following mnemonic:
One moment it was sunny, the next moment the skies opened (momento) and down came the rain.

Momento is masculine, so it's el momento. Imagine an elephant having a moment of madness and demolishing a house.

Examples of momento (moment) in a sentence
Espera un momento, por favor.
(Wait a moment, please.)
Fue el mejor momento de mi vida.
(It was the best moment of my life.)
En este momento no puedo hablar.
(At this moment I cannot talk.)