Noun

• S: (n) chemical reaction, reaction ((chemistry) a process in which one or more substances are changed into others) "there was a chemical reaction of the lime with the ground water"
• S: (n) reaction (an idea evoked by some experience) "his reaction to the news was to start planning what to do"
• S: (n) reaction, response (a bodily process occurring due to the effect of some antecedent stimulus or agent) "a bad reaction to the medicine"; "his responses have slowed with age"
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• S: (n) bodily process, body process, bodily function, activity (an organic process that takes place in the body) "respiratory activity"
• S: (n) control ((physiology) regulation or maintenance of a function or action or reflex etc) "the timing and control of his movements were unimpaired"; "he had lost control of his sphincters"
• S: (n) breathing, external respiration, respiration, ventilation (the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation)
• S: (n) respiration (a single complete act of breathing in and out) "thirty respirations per minute"
• S: (n) breath (the process of taking in and expelling air during breathing) "he took a deep breath and dived into the pool"; "he was fighting to his last breath"
• S: (n) consumption, ingestion, intake, uptake (the process of taking food into the body through the mouth (as by eating))
• S: (n) sexual activity, sexual practice, sex, sex activity (activities associated with sexual intercourse) "they had sex in the back seat"
• S: (n) insemination (the introduction of semen into the genital tract of a female)
• S: (n) sleeping (the suspension of consciousness and decrease in metabolic rate)
• S: (n) reaction, response (a bodily process occurring due to the effect of some antecedent stimulus or agent) "a bad reaction to the medicine"; "his responses have slowed with age"
• S: (n) crying, weeping, tears (the process of shedding tears (usually accompanied by sobs or other inarticulate sounds)) "I hate to hear the crying of a child"; "she was in tears"
• S: (n) ablactation (the cessation of lactation)
• S: (n) anastalsis (muscular action of the alimentary tract in a direction opposite to peristalsis)
• S: (n) discharge, emission, expelling (any of several bodily processes by which substances go out of the body) "the discharge of pus"
• S: (n) expectoration (the process of coughing up and spitting out)
• S: (n) festering, suppuration, maturation ((medicine) the formation of morbific matter in an abscess or a vesicle and the discharge of pus)
• S: (n) healing (the natural process by which the body repairs itself)
• S: (n) hypostasis (the accumulation of blood in an organ)
• S: (n) lacrimation, lachrymation, tearing, watering (shedding tears)
• S: (n) lactation (the production and secretion of milk by the mammary glands)
• S: (n) opsonization, opsonisation (process whereby opsonins make an invading microorganism more susceptible to phagocytosis)
• S: (n) overactivity (excessive activity) "overactivity of the sebaceous glands causes the skin to become oily"
• S: (n) peristalsis, vermiculation (the process of wavelike muscle contractions of the alimentary tract that moves food along)
• S: (n) perspiration, sweating, diaphoresis, sudation, hidrosis (the process of the sweat glands of the skin secreting a salty fluid) "perspiration is a homeostatic process"
• S: (n) phagocytosis (process in which phagocytes engulf and digest microorganisms and cellular debris; an important defense against infection)
• S: (n) pinocytosis (process by which certain cells can engulf and incorporate droplets of fluid)
• S: (n) placentation (the formation of the placenta in the uterus)
• S: (n) psilosis (falling out of hair)
• S: (n) tanning (process in which skin pigmentation darkens as a result of exposure to ultraviolet light)
• S: (n) transpiration (the process of giving off or exhaling water vapor through the skin or mucous membranes)
• derivationally related form
• S: (n) reaction ((mechanics) the equal and opposite force that is produced when any force is applied to a body) "every action has an equal and opposite reaction"
• S: (n) reaction (a response that reveals a person's feelings or attitude) "he was pleased by the audience's reaction to his performance"; "John feared his mother's reaction when she saw the broken lamp"
• S: (n) reaction (extreme conservatism in political or social matters) "the forces of reaction carried the election"
• S: (n) reaction (doing something in opposition to another way of doing it that you don't like) "his style of painting was a reaction against cubism"
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term