Leerness

It cometh from the very chilled maw, or from the too much heated maw, or from too mickle fulness, or of too mickle leerness, that is emptiness, or of evil wet or humour rending and scarifying the maw.

A feeling of nausea, giddiness, leerness or emptiness, are among the common symptoms of indigestion, and do not require any special description.

The prime property assigned by Skoda to a percussion-sound, its fulness or its leerness (ideas adopted from Laennec) is, in fact, a compound perception, made up chiefly by the duration of the sound.

In the second drawing of the case of Mr. L., however, the small area of “cardiac leerness,” or absolute dulness, corresponds very well to the probable size of the “cardiac” or “relative” dulness in the sense in which I suggest its use.

The more air in a vibrating column the longer the duration of the sound. The "fullness" and the "leerness" of Skoda, terms which are still occasionally employed in German literature, although compound perceptions, depend mainly upon the duration of the vibrations.

[…] a film negative, which, having been exposed to unshielded light, had, due to chemical action, turned to absolute opaqueness, to this quality of leerness, this layer of glaucomalike blindness.