Noun. 1. incense-a substance that produces a fragrant odor when burned. chemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight.oun. 1. incense-a substance that produces a fragrant odor when burned. chemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight.
1 Vaginal bleeding during the first trimester of pregnancy is relatively common. 2  Some amount of light bleeding or spotting during pregnancy occurs in about 20% of pregnancies.  In some cases, particularly when there is heavy bleeding and cramping, bleeding during pregnancy is the sign of a serious problem.
However, sometimes you may develop the signs of miscarriage but not actually be miscarrying. This is known as a threatened miscarriage. What is a Threatened Miscarriage. During the first 20 weeks of pregnancy, between 20% and 30% of women display signs of a miscarriage, like vaginal bleeding or spotting. Yet, upon further examination by a doctor, everything seems fine with the baby.