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.
Blighted ova are the cause of nearly half of all miscarriages that occur during the first trimester. Diagnosis of a Blighted Ovum. Examinations conducted on pregnant women early in pregnancy will seldom detect a blighted ovum, even with ultrasound. It is only later, after the baby is supposed to have grown large enough to be visible (which should be by the sixth week of pregnancy), that a diagnosis of blighted ovum can be made.