a. [ See oestrus. ] (Physiol.) Of or pertaining to sexual desire; -- mostly applied to brute animals; as, the oestrual period; oestrual influence. [ 1913 Webster ]
a. [ L. menstrualis: cf. F. menstruel. See Menstruous. ] 1. Recurring once a month; monthly; gone through in a month; as, the menstrual revolution of the moon; pertaining to monthly changes; as, the menstrual equation of the sun's place. [ 1913 Webster ]
2. Of or pertaining to the menses; as, menstrual discharges; the menstrual period. [ 1913 Webster ]
3. Of or pertaining to a menstruum. Bacon. [ 1913 Webster ]
(n) a recurring cycle (beginning at menarche and ending at menopause) in which the endometrial lining of the uterus prepares for pregnancy; if pregnancy does not occur the lining is shed at menstruation, Example: the average menstrual cycle is 28 days
(n) the phase of the menstrual cycle during which the lining of the uterus is shed (the first day of menstrual flow is considered day 1 of the menstrual cycle)
แสดงได้ทั้งความหมายของคำเดี่ยว และคำผสม ได้อย่างถูกต้อง
เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
High school=โรงเรียนมัธยมปลาย
