pel-, -pell, -pellent, -peal
(Latin: push, beat, strike, knock, drive)
Don't confuse this pel- unit with another pel- group meaning "mud, earth, clay".
2. To ward something off, or to keep something away; such as, a solvent that is used to repel mosquitoes or a fabric that repels water.
3. To ward off or to force back a military attack or invasion; for example, with superior forces.
4. To fail to mix or to blend with something else: "He could not mix the oil and water because they repel each other."
5. To exert a force that tends to push something away or apart: "Magnets can both repel and attract one another."
6. To reject or to refuse to accept something or somebody: "Everyone was repelled by the sight of the behavior of the drunk man and woman."
7. Etymology: "to drive away, to remove" came from Old French repeller, from Latin repellere, "to drive back"; from re-, "back" + pellere, "to drive, to strike".
The meaning "to affect (a person) with distaste or aversion" is from 1817; while, the adjective "repellent" is recorded from 1643, from Latin repellentem, preposition of repellere; originally a reference to medicines (that reduced tumors); the meanings of "distasteful, disagreeable" were first recorded in 1797. The noun sense of "a substance that repels insects" was first recorded in 1908.
2. A chemical substance that repels animals.
3. A compound with which fabrics are treated to repel water
4. Highly offensive; arousing aversion or disgust.
2. Causing someone to feel disgust: "His radio show is repellent to me with his vulgarisms and personal attacks."
3. A substance that is used to keep something out or away: "She used a can of insect repellent to kill the invading flies and mosquitoes."