aroma
This term carries a strong positive bias, almost exclusively describing scents that are inviting, appetizing, or comforting. It is the preferred word in culinary and perfumery contexts to evoke a sense of quality and sensory pleasure, whereas smell is neutral and stench is negative. Using this word suggests a certain level of sophistication or appreciation for the scent. It implies a lingering, pervasive quality that defines the character of a place or an object, rather than a fleeting or sharp odor.
Countable when referring to distinct types of scents, such as the different aromas of various wine grapes. Uncountable when referring to the general scent filling a space, like the aroma of baking bread.
Meanings
A distinctive, typically pleasant smell.
"The rich aroma of freshly roasted coffee filled the room."