The noun has 3 meanings:
Meaning #1:
a compound with which fabrics are treated to repel water
Synonym: repellent
Meaning #2:
a chemical substance that repels animals
Synonym: repellent
Meaning #3:
the power to repel
Synonym: repellent
The adjective repellant has 2 meanings:
Meaning #1:
serving or tending to repel
Synonyms: rebarbative, repellent
Meaning #2:
highly offensive; arousing aversion or disgust
Synonyms: disgusting, disgustful, distasteful, foul, loathly, loathsome, repellent, repelling, revolting, skanky, wicked, yucky
