"there was a decrease in his temperature as the fever subsided""there was a sharp drop-off in sales"
2. a process of becoming smaller or shorter
3. the amount by which something decreases
4. the act of decreasing or reducing something
Verb
1. decrease in size, extent, or range;
"The amount of homework decreased towards the end of the semester""The cabin pressure fell dramatically""her weight fall to under a hundred pounds""his voice fell to a whisper"