SMELL Definition Meaning - Merriam-Webster smell, scent, odor, aroma mean the quality that makes a thing perceptible to the olfactory sense smell implies solely the sensation without suggestion of quality or character scent applies to the characteristic smell given off by a substance, an animal, or a plant
Understanding Smell | Ask A Biologist Smell is an important part of our survival When you smell food, an animal, or even an object, you can often use that information to tell you what that thing is and what condition it is in You might be able to use your sense of smell to tell if food is spoiled
What Are the Ten Basic Smells? - MedicineNet Ten basic smells that a human nose can sense include: Fruit: Human nose may sense all types of fruity smells They are natural aromas (except for citruses like lemon, lime, and orange) Lemon: Lemon or citrus is usually used for cleaning products for decades They smell sharp and fresh Fragrant: Fragrant scents are light and natural
Smell | Olfaction, Odor Perception, Aroma | Britannica Smell, the detection and identification by sensory organs of airborne chemicals The concept of smell, as it applies to humans, becomes less distinct when invertebrates and lower vertebrates (fish and amphibians) are considered, because many lower animals detect chemicals in the environment by
Physiology of smell: from odorants to perception - Kenhub Odorants are volatile chemical molecules that stimulate the sense of olfaction They can be absorbed through inhalation, ingestion, or dermal contact When inhaled, odorants reach the mucous membranes of the nasal cavity, the pharynx, the trachea, and the lungs, entering the brain, the bloodstream, and the gastrointestinal tract
Smell: An Overview - BrainFacts The aroma of freshly baked cookies or the scent of a rose can evoke intense memories For animals, the sense of smell exerts a powerful influence over behaviors including eating, mating, and avoiding danger Despite its primal nature, the sense of smell remained an enigma until very recently