minipill
noun
mini·pill ˈmi-nē-ˌpil 
: a birth control pill that contains a very low dose of progesterone but no estrogen, is taken daily, and is intended to minimize side effects
Example Sentences
Recent Examples on the Web But a progestin-only pill, a.k.a. the minipill, sometimes makes acne worse, so one of these is probably not your best bet if blemishes are already the bane of your existence. 
Juno Demelo, Glamour, 24 Aug. 2021 The minipill may also suppress ovulation, but it’s not guaranteed. Korin Miller, SELF, 19 July 2018 Just like with combination pills, the progestin in the minipill keeps your uterine lining thinner so there's less to shed during your period. SELF, 14 Sep. 2018 Then there are birth control pills without estrogen, which are known as progestin-only pills (also called the minipill). SELF, 14 Sep. 2018 First, the minipill comes with 28 active days and no placebos. Korin Miller, SELF, 11 July 2018 Just like with the minipill, the shot contains only the synthetic female hormone progestin, which prevents ovulation. Rachel Epstein, Marie Claire, 22 Dec. 2017 Adding too much to your body via birth control could suppress milk supply, Dr. Minkin says, so a doctor will likely steer you in the direction of something like an IUD or the progestin-only minipill. Korin Miller, SELF, 18 Jan. 2018 Then there are progestin-only forms of birth control, like the minipill, the implant, the contraceptive injection, and hormonal IUDs like Mirena. Zahra Barnes, SELF, 23 Feb. 2018 See More
Juno Demelo, Glamour, 24 Aug. 2021 The minipill may also suppress ovulation, but it’s not guaranteed. Korin Miller, SELF, 19 July 2018 Just like with combination pills, the progestin in the minipill keeps your uterine lining thinner so there's less to shed during your period. SELF, 14 Sep. 2018 Then there are birth control pills without estrogen, which are known as progestin-only pills (also called the minipill). SELF, 14 Sep. 2018 First, the minipill comes with 28 active days and no placebos. Korin Miller, SELF, 11 July 2018 Just like with the minipill, the shot contains only the synthetic female hormone progestin, which prevents ovulation. Rachel Epstein, Marie Claire, 22 Dec. 2017 Adding too much to your body via birth control could suppress milk supply, Dr. Minkin says, so a doctor will likely steer you in the direction of something like an IUD or the progestin-only minipill. Korin Miller, SELF, 18 Jan. 2018 Then there are progestin-only forms of birth control, like the minipill, the implant, the contraceptive injection, and hormonal IUDs like Mirena. Zahra Barnes, SELF, 23 Feb. 2018 See More Word History
First Known Use
1968, in the meaning defined above
Medical Definition
minipill
noun
mini·pill ˈmin-ē-ˌpil
: a birth control pill that is intended to minimize side effects, contains a very low dose of a progestogen and especially norethindrone but no estrogen, and is taken daily