(grammar) a word or phrase that expresses an inference (such as for or therefore). / an illation. / (grammar) the illative case, or a word in that case.

In loudspeaker acoustics, referring to a region where the intensity of direct, unreflected sound from the source (such as a loudspeaker) is significantly dominant over any indirect or reflected sound.

A rod or pole, marked with alternating red and white bands, used by surveyors for sighting

An experimental drug formerly being developed for the treatment of insomnia.