As adjectives the difference between antineoplastic and anticancer
is that antineoplastic is inhibiting the development of tumours while anticancer is that is used to treat cancer.
As a noun antineoplastic
is any such agent, used in chemotherapy.
antineoplastic
English
Adjective
(-)
(oncology) Inhibiting the development of tumours.
Noun
(
en noun)
(oncology, pharmacology) Any such agent, used in chemotherapy.
anticancer
English
Adjective
(-)
(medicine) That is used to treat cancer.