Origin of imperceptibleFrench from Medieval Latin imperceptibilis: see in- and perceptible
An example of something imperceptible is a peaceful world to those who love anger and fighting.
- Impossible or difficult to perceive by the mind or senses: an imperceptible drop in temperature.
- So subtle, slight, or gradual as to be barely perceptible: an imperceptible nod.
- im′per·cep′ti·bil′i·ty im′per·cep′ti·ble·ness
(comparative more imperceptible, superlative most imperceptible)
From Middle French imperceptible, from Medieval Latin imperceptibilis
- He heard an almost imperceptible chuckle.
- He found that the electricity of the tourmaline decreased rapidly from the summits or poles towards the middle of the crystal, where it was imperceptible; and he discovered that if a tourmaline is broken into any number of fragments, each fragment, when excited, has two opposite poles.
- These earthquake shocks have two distinct characteristics, a slight vibration, sometimes almost imperceptible, called a temblor, generally occurring at frequent intervals, and a violent horizontal or rotary vibration, or motion, also repeated at frequent intervals, called a terremoto, which is caused by a fracture or displacement of the earth's strata at some particular point, and often results in considerable damage.
- Above the sea, are on the Pontotoc ridge in Tippah and Union counties; and from this ridge there is an almost imperceptible slope south and west from the Appalachian Mountain system.
- It is, however, probable that the one class runs into the other by imperceptible gradations.