ingressive

Adjective

 * 1) Going or directed inward, entering.
 * 2) Open to entry or examination.
 * The chances that your Internet activity is being monitored are low, despite the ingressive nature of the modern Internet environment.
 * 1)  Uttered by drawing air inward through the mouth or nose.
 * 2)  Aspectually indicating that an action is about to be entered or is in the process of being entered.
 * 3)  Being a source or channel through which water enters or once entered an area.
 * This spring is the ingressive source of the water that flows through the cave.

Noun

 * 1)  A speech sound in which the air stream is created by drawing air in through the mouth or nose.