Right: Vaginal lubrication sometimes becomes visible after sexual arousal. Vaginal lubrication is a naturally produced fluid that lubricates a woman's vagina. Vaginal lubrication is always present, but production increases significantly near ovulation and during sexual arousal in anticipation of sexual intercourse.
Marie Iannotti. Definition: A basal leaf is one that grows from the lowest part of the stem. Basal, in general, refers to the base of a structure. Many perennial plants are trimmed back to new basal foliage once the older foliage starts to look tired and worn.
Medical Definition of basal. 1  1: relating to, situated at, or forming the base. 2  2: of, relating to, or essential for maintaining the fundamental vital activities of an organism (as respiration, heartbeat, or excretion) a basal dietâsee basal metabolism.