any of the extremely small, thin-walled, respiratory tubules originating from the ends of the smallest insect tracheae
Origin of tracheoletrache(o)- + -ole, diminutive suffix ; from French ; from Classical Latin -olus, -olum, -ola
One of the very small, branching tubes at the tips of the tracheae of an arthropod. Oxygen and carbon dioxide diffuse through the walls of the tracheoles.
Origin of tracheoleNew Latin trach&emacron;ola, diminutive of Medieval Latin trach&emacron;a, trachea; see trachea.
- One of the fine branching tubes of the trachea of an insect, which penetrates the tissues to provide oxygen. Derived from diminutive of trachea.